| S00 | Opheim Airport | Opheim MT |
| S01 | Conrad Airport | Conrad MT |
| S03 | Ashland Muni-sumner Parker Field Airport | Ashland OR |
| S04 | Condon Usfs Airport | Condon MT |
| S05 | Bandon State Airport | Bandon OR |
| S09 | Hot Springs Airport | Hot Springs MT |
| S10 | Lake Chelan Airport | Chelan WA |
| S12 | Albany Muni Airport | Albany OR |
| S16 | Copalis State Airport | Copalis WA |
| S17 | Twin Lakes Airport | Graniteville SC |
| S18 | Forks Airport | Forks WA |
| S19 | Mc Cormick County Airport | Mc Cormick SC |
| S20 | Goldendale Airport | Goldendale WA |
| S21 | Sunriver Airport | Sunriver OR |
| S23 | Ione Muni Airport | Ione WA |
| S24 | Sandusky County Rgnl Airport | Fremont OH |
| S25 | Watford City Muni Airport | Watford City ND |
| S27 | Kalispell City Airport | Kalispell MT |
| S28 | Intl Peace Garden Airport | Dunseith ND |
| S30 | Lebanon State Airport | Lebanon OR |
| S31 | Lopez Island Airport | Lopez WA |
| S32 | Cooperstown Muni Airport | Cooperstown ND |
| S33 | Madras Municipal Airport | Madras OR |
| S34 | Plains Airport | Plains MT |
| S35 | Okanogan Legion Airport | Okanogan WA |
| S36 | Crest Airpark Airport | Kent WA |
| S37 | Smoketown Airport | Smoketown PA |
| S39 | Prineville Airport | Prineville OR |
| S40 | Prosser Airport | Prosser WA |
| S42 | Springer Muni Airport | Springer NM |
| S43 | Harvey Field Airport | Snohomish WA |
| S44 | Spanaway Airport | Spanaway WA |
| S45 | Siletz Bay State Airport | Gleneden Beach OR |
| S48 | Country Squire Airpark Airport | Sandy OR |
| S49 | Miller Memorial Airpark Airport | Vale OR |
| S50 | Auburn Muni Airport | Auburn WA |
| S51 | Andy Mc Beth Airport | Klamath Glen CA |
| S52 | Methow Valley State Airport | Winthrop WA |
| S59 | Libby Airport | Libby MT |
| S60 | Kenmore Air Harbor Inc Seaplane Base | Kenmore WA |
| S64 | Stanford/biggerstaff Fld Airport | Stanford MT |
| S66 | Homedale Muni Airport | Homedale ID |
| S68 | Orofino Muni Airport | Orofino ID |
| S69 | Lincoln Airport | Lincoln MT |
| S70 | Othello Muni Airport | Othello WA |
| S71 | Edgar G Obie Airport | Chinook MT |
| S72 | St Maries Muni Airport | St Maries ID |
| S73 | Kamiah Muni Airport | Kamiah ID |
| S74 | Lost Isle Seaplane Base | Stockton CA |
| S75 | Payette Muni Airport | Payette ID |
| S76 | Brooks Seaplane Base | Coeur D'alene ID |
| S77 | Magee Airport | Coeur D'alene ID |
| S78 | Emmett Muni Airport | Emmett ID |
| S79 | Green Sea Airport | Green Sea SC |
| S81 | Indian Creek Usfs Airport | Indian Creek ID |
| S82 | Kooskia Muni Airport | Kooskia ID |
| S83 | Shoshone County Airport | Kellogg ID |
| S84 | Cottonwood Muni Airport | Cottonwood ID |
| S85 | Big Sky Field Airport | Culbertson MT |
| S86 | Sky Harbor Airport | Sultan WA |
| S87 | Weiser Muni Airport | Weiser ID |
| S88 | Skykomish State Airport | Skykomish WA |
| S89 | Craigmont Muni Airport | Craigmont ID |
| S90 | Elk City Airport | Elk City ID |
| S92 | Fish Lake /usfs/ Airport | Fish Lake ID |
| S93 | Cle Elum Muni Airport | Cle Elum WA |
| S94 | Port Of Whitman Business Air Center Airport | Colfax WA |
| S95 | Martin Field Airport | College Place WA |
| S96 | Lake Pend Oreille Seaplane Base | Glengary ID |
| S97 | Anderson Field Airport | Brewster WA |
| S98 | Vista Field Airport | Kennewick WA |
| SAA | Shively Field Airport | Saratoga WY |
| SAC | Sacramento Executive Airport | Sacramento CA |
| SAD | Safford Rgnl Airport | Safford AZ |
| SAF | Santa Fe Muni Airport | Santa Fe NM |
| SAN | San Diego Intl Airport | San Diego CA |
| SAR | Sparta Community-hunter Field Airport | Sparta IL |
| SAS | Salton Sea Airport | Salton City CA |
| SAT | San Antonio Intl Airport | San Antonio TX |
| SAV | Savannah/hilton Head Intl Airport | Savannah GA |
| SAW | Sawyer Intl Airport | Marquette MI |
| SAZ | Staples Muni Airport | Staples MN |
| SBA | Santa Barbara Muni Airport | Santa Barbara CA |
| SBD | San Bernardino Intl Airport | San Bernardino CA |
| SBM | Sheboygan County Memorial Airport | Sheboygan WI |
| SBN | South Bend Airport | South Bend IN |
| SBO | East Georgia Regional Airport | Swainsboro GA |
| SBP | San Luis County Rgnl Airport | San Luis Obispo CA |
| SBS | Steamboat Springs/bob Adams Field Airport | Steamboat Springs CO |
| SBU | Blue Earth Muni Airport | Blue Earth MN |
| SBX | Shelby Airport | Shelby MT |
| SBY | Salisbury-ocean City Wicomico Rgnl Airport | Salisbury MD |
| SC00 | Triple Tree Airport | Woodruff SC |
| SC02 | Beaufort County Memorial Hospital Heliport | Beaufort SC |
| SC03 | Mc Neil Airport | Cameron SC |
| SC04 | Piedmont Medical Center Heliport | Rock Hill SC |
| SC06 | Pluff Mud Field Airport | Charleston SC |
| SC07 | Alan's Airport | St Matthews SC |
| SC08 | Bethel-lake Wylie Airport | York SC |
| SC09 | Clarendon Memorial Hospital Heliport | Manning SC |
| SC10 | State Line Ultraport/flightpark Ultralight | Chesnee SC |
| SC11 | Fort Jackson Helipad Heliport | Fort Jackson SC |
| SC12 | Davis Airport | Garnett SC |
| SC13 | Darden Airport | Gaston SC |
| SC14 | Shealy Airport | Gilbert SC |
| SC15 | Airy Hall Airport | Green Pond SC |
| SC16 | Curry Airport | Hartsville SC |
| SC17 | Russell Airport | Holly Hill SC |
| SC18 | Lexington Medical Center Heliport | West Columbia SC |
| SC19 | Lamar Airport | Lamar SC |
| SC20 | Harman Airport | Langley SC |
| SC21 | Myrtle Beach Hardee Airpark Airport | Loris SC |
| SC22 | Richland Memorial Hospital Heliport | Columbia SC |
| SC23 | Eagles Nest-fairview Airpark Airport | Pelion SC |
| SC24 | Eagle Ridge Airport | Seneca SC |
| SC26 | Hawks Nest Farm Airport | West Union SC |
| SC29 | Mc Kay Airport | Timmonsville SC |
| SC30 | Savannah River Site (dept Of Energy) Heliport | Aiken SC |
| SC31 | Springs Memorial Heliport | Lancaster SC |
| SC34 | Iva Field Airport | Iva SC |
| SC35 | Ehrhardt Airport | Ehrhardt SC |
| SC36 | Emery Airport | Greer SC |
| SC37 | Crosswinds-wilson Pvt Airport | Cross SC |
| SC38 | Pocotaligo Airport | Manning SC |
| SC39 | Green Pond Airport | Woodruff SC |
| SC40 | Pearson's Farm Airport | Spartanburg SC |
| SC41 | Palmetto Air Plantation Airport | Manning SC |
| SC42 | Hondarosa Airport | Charleston SC |
| SC43 | Moore's Field Airport | Williamston SC |
| SC44 | El Porvenir Airpark Airport | Boykin SC |
| SC45 | Gilbert Intl Airport | Gilbert SC |
| SC46 | House Movers Field Airport | Batesburg SC |
| SC47 | Parker Field Airport | Simpsonville SC |
| SC48 | Byrd Field Airport | Turbeville SC |
| SC49 | Bamberg County Memorial Hospital Heliport | Bamberg SC |
| SC50 | Yonges Island Airport | Charleston SC |
| SC51 | Too Goo Doo Farms Airport | Meggett SC |
| SC52 | Oakview Airport | Six Mile SC |
| SC53 | Usar Center, Clemson Heliport | Clemson SC |
| SC55 | Broxton Bridge Plantation Airport | Ehrhardt SC |
| SC56 | Thomason Airfield Airport | Mountville SC |
| SC58 | Hartness Airport | Greenville SC |
| SC59 | Palmetto Heliport | Greenville SC |
| SC60 | Cockfield Aerodrome Airport | Scranton SC |
| SC61 | Wild Irish Rose Airport | Cheraw SC |
| SC62 | Hampton Regional Medical Center Heliport | Varnville SC |
| SC63 | Summers Station Heliport | Jenkinsville SC |
| SC64 | The Reg Med Ctr Of Orbg & Calhoun Co Heliport | Orangeburg SC |
| SC65 | Raven's Run Airport | Mount Pleasant SC |
| SC66 | E M M D Plant Heliport | Union SC |
| SC68 | Fripp Island Emergency Heliport | Frogmore SC |
| SC69 | Shiloh Plantation Airport | Ehrhardt SC |
| SC70 | Anna's Airport | Walhalla SC |
| SC71 | Medical University Of South Carolina Heliport | Charleston SC |
| SC72 | Chandelle Airport | Greer SC |
| SC73 | Newberry County Memorial Hospital Heliport | Newberry SC |
| SC74 | Marsh Point Airport | Beaufort SC |
| SC75 | Oolenoy Valley Airport | Pickens SC |
| SC76 | Unity Aerodrome Airport | Lancaster SC |
| SC77 | Providence Hospital Heliport | Columbia SC |
| SC78 | King Field Airport | Cleveland SC |
| SC79 | Bermuda High Gliderport | Lancaster SC |
| SC81 | Abbeville Airport | Abbeville SC |
| SC82 | Oakhill Airpark Airport | Williamson SC |
| SC83 | Abbeville County Memorial Hospital Heliport | Abbeville SC |
| SC84 | Milliken & Company Heliport | Blacksburg SC |
| SC85 | Chester Rgnl Medical Center Heliport | Chester SC |
| SC86 | Williamsport Airpark Airport | Easley SC |
| SC87 | Avinger Field Airport | Vance SC |
| SC88 | Davis Field Airport | Chesnee SC |
| SC89 | Price Airport | Dillon SC |
| SC90 | Do-little Field Airport | St. Matthews SC |
| SC91 | Bell's Branch Airport | Branchville SC |
| SC92 | Rambos Field Airport | Abbeville SC |
| SC94 | Weaver Field Airport | Johnsonville SC |
| SC95 | Perry Intl Airport | Perry SC |
| SC96 | Tokeena Air Park Ultralight | Seneca SC |
| SC98 | Mount Holly Airport | Goose Creek SC |
| SC99 | Whiteplains Airport | Lexington SC |
| SCB | Scribner State Airport | Scribner NE |
| SCC | Deadhorse Airport | Deadhorse AK |
| SCD | Merkel Field Sylacauga Muni Airport | Sylacauga AL |
| SCH | Schenectady County Airport | Schenectady NY |
| SCK | Stockton Metropolitan Airport | Stockton CA |
| SCM | Scammon Bay Airport | Scammon Bay AK |
| SCX | Scott Muni Airport | Oneida TN |
| SD00 | Mj Aviation Ii Airport | Elk Point SD |
| SD01 | Mj Aviation I Airport | Letcher SD |
| SD03 | Calico Field Airport | Winfred SD |
| SD05 | Thorson Airfield Airport | Aberdeen SD |
| SD09 | Mid-dakota Hospital Heliport | Chamberlain SD |
| SD1 | Soldotna Hospital H Heliport | Soldotna AK |
| SD13 | Hofer Private Airport | Doland SD |
| SD14 | Valburg Ranch Airport | Draper SD |
| SD17 | Cdp Hospital Heliport | Sisseton SD |
| SD19 | Andersen Farms Airport | Badger SD |
| SD21 | Hayes Emergency Airstrip Airport | Hayes SD |
| SD23 | Black Hills Health Care System Heliport | Hot Springs SD |
| SD24 | Bruch Ranch Airport | Sturgis SD |
| SD25 | Rappe Field Airport | Ipswich SD |
| SD26 | Mike Jacob Sturgis Heliport | Sturgis SD |
| SD29 | Menno Airport | Menno SD |
| SD33 | Sky Ranch For Boys Airport | Camp Crook SD |
| SD35 | Bruch Airfield Airport | Sturgis SD |
| SD36 | Booth Ranch Airport | Ridgeview SD |
| SD40 | Rapid City Rgnl Hospital Heliport | Rapid City SD |
| SD42 | Waltner & Richards Airport | Bridgewater SD |
| SD43 | Ingle Airport | Cavour SD |
| SD44 | Cook Field Airport | Chamberlain SD |
| SD45 | Community Memorial Hospital Heliport | Redfield SD |
| SD46 | Jensen Airport | Dell Rapids SD |
| SD47 | Hunt Field Airport | Eagle Butte SD |
| SD48 | Blomberg 42 Ranch Pvt Airport | Faith SD |
| SD49 | Hite Private Airport | Ferney SD |
| SD50 | Harrold Muni Airport | Harrold SD |
| SD52 | Avera Queen Of Peace Hospital Heliport | Mitchell SD |
| SD53 | Howard Field Airport | Beresford SD |
| SD54 | Avera St Luke's Heliport | Aberdeen SD |
| SD55 | Winter Airfield Airport | Huron SD |
| SD56 | Ralph Myers Airport | Onida SD |
| SD57 | W L Thompson Airport | Pierre SD |
| SD58 | Burke Hospital Heliport | Burke SD |
| SD61 | Plihal Farms Airport | Tyndall SD |
| SD63 | Custer Heliport | Custer SD |
| SD64 | Estelline Medical Clinic Heliport | Estelline SD |
| SD65 | Whipple Ranch Airport | Wilmot SD |
| SD66 | Cooks Airport | Cottonwood SD |
| SD67 | Flandreau Medical Center Heliport | Flandreau SD |
| SD68 | Flying T Airport | Hot Springs SD |
| SD69 | Badlands Heliport | Interior SD |
| SD70 | Rushmore Heliport | Keystone SD |
| SD71 | Bogner Field Airport | Oelrichs SD |
| SD72 | Vig Ranch Airfield Airport | Opal SD |
| SD74 | Vander Wal Private Airport | Pollock SD |
| SD75 | Livingston Airport | Stickney SD |
| SD76 | Tennant Ranch Airport | Camp Crook SD |
| SD78 | Anderson Aerial Spraying Airport | Kennebec SD |
| SD79 | Monty Harer Airstrip Airport | Hoven SD |
| SD80 | Mobridge Rgnl Hospital Heliport | Mobridge SD |
| SD83 | Lee Airport | De Smet SD |
| SD86 | Custer Rgnl Hospital Heliport | Custer SD |
| SD87 | Platte Community Memorial Hospital Heliport | Platte SD |
| SD88 | Dunn Airport | Bison SD |
| SD90 | Mitchell's Strip Airport | Spearfish SD |
| SD91 | Star Aviation Nr 1 Heliport | Spearfish SD |
| SD92 | Telstar Heliport | Mitchell SD |
| SD93 | Gary Myers Airport | Gettysburg SD |
| SD94 | Lundin Airport | Revillo SD |
| SD96 | Pioneer Memorial Hospital Heliport | Viborg SD |
| SD97 | Oller Airport | Vivian SD |
| SD98 | Barber Airport | Enning SD |
| SD99 | Glawe's Airport | Sioux Falls SD |
| SDA | Shenandoah Muni Airport | Shenandoah IA |
| SDC | Williamson-sodus Airport | Williamson/sodus NY |
| SDF | Louisville Intl-standiford Field Airport | Louisville KY |
| SDL | Scottsdale Airport | Scottsdale AZ |
| SDM | Brown Field Muni Airport | San Diego CA |
| SDP | Sand Point Airport | Sand Point AK |
| SDY | Sidney-richland Muni Airport | Sidney MT |
| SEA | Seattle-tacoma Intl Airport | Seattle WA |
| SEE | Gillespie Field Airport | San Diego/el Cajon CA |
| SEF | Sebring Rgnl Airport | Sebring FL |
| SEG | Penn Valley Airport | Selinsgrove PA |
| SEM | Craig Field Airport | Selma AL |
| SEP | Stephenville Clark Rgnl Airport | Stephenville TX |
| SEQ | Randolph Afb Aux Airport | Seguin TX |
| SER | Freeman Muni Airport | Seymour IN |
| SET | St Charles County Smartt Airport | St Charles MO |
| SEZ | Sedona Airport | Sedona AZ |
| SFB | Orlando Sanford Intl Airport | Orlando FL |
| SFF | Felts Field Airport | Spokane WA |
| SFM | Sanford Seacoast Rgnl Airport | Sanford ME |
| SFO | San Francisco Intl Airport | San Francisco CA |
| SFQ | Suffolk Executive Airport | Suffolk VA |
| SFY | Tri-township Airport | Savanna IL |
| SFZ | North Central State Airport | Pawtucket RI |
| SGF | Springfield-branson National Airport | Springfield MO |
| SGH | Springfield-beckley Muni Airport | Springfield OH |
| SGJ | Northeast Florida Rgnl Airport | St Augustine FL |
| SGR | Sugar Land Rgnl Airport | Houston TX |
| SGS | South St Paul Muni-richard E Fleming Fld Airport | South St Paul MN |
| SGT | Stuttgart Muni Airport | Stuttgart AR |
| SGU | St George Muni Airport | St George UT |
| SGY | Skagway Airport | Skagway AK |
| SH1 | Shelby Auxiliary Field One Airport | Camp Shelby MS |
| SHD | Shenandoah Valley Rgnl Airport | Staunton/waynesboro/harrisonburg VA |
| SHG | Shungnak Airport | Shungnak AK |
| SHH | Shishmaref Airport | Shishmaref AK |
| SHL | Sheldon Muni Airport | Sheldon IA |
| SHN | Sanderson Field Airport | Shelton WA |
| SHR | Sheridan County Airport | Sheridan WY |
| SHV | Shreveport Rgnl Airport | Shreveport LA |
| SHX | Shageluk Airport | Shageluk AK |
| SIF | Rockingham County Nc Shiloh Airport | Reidsville NC |
| SIG | Fernando Luis Ribas Dominicci Airport | San Juan PR |
| SIK | Sikeston Memorial Muni Airport | Sikeston MO |
| SIT | Sitka Rocky Gutierrez Airport | Sitka AK |
| SIV | Sullivan County Airport | Sullivan IN |
| SIY | Siskiyou County Airport | Montague CA |
| SJC | Norman Y. Mineta San Jose Intl Airport | San Jose CA |
| SJN | St Johns Industrial Air Park Airport | St Johns AZ |
| SJS | Big Sandy Rgnl Airport | Prestonsburg KY |
| SJT | San Angelo Rgnl/mathis Field Airport | San Angelo TX |
| SJU | Luis Munoz Marin Intl Airport | San Juan PR |
| SJX | Beaver Island Airport | Beaver Island MI |
| SKA | Fairchild Afb Airport | Spokane WA |
| SKF | Lackland Afb (kelly Fld Annex) Airport | San Antonio TX |
| SKI | Sac City Muni Airport | Sac City IA |
| SKW | Skwentna Airport | Skwentna AK |
| SKX | Taos Rgnl Airport | Taos NM |
| SKY | Griffing Sandusky Airport | Sandusky OH |
| SLB | Storm Lake Muni Airport | Storm Lake IA |
| SLC | Salt Lake City Intl Airport | Salt Lake City UT |
| SLE | Mcnary Fld Airport | Salem OR |
| SLG | Smith Field Airport | Siloam Springs AR |
| SLH | Cheboygan County Airport | Cheboygan MI |
| SLI | Los Alamitos Aaf Airport | Los Alamitos CA |
| SLJ | Hagler Aaf Airport | Camp Shelby MS |
| SLK | Adirondack Rgnl Airport | Saranac Lake NY |
| SLN | Salina Rgnl Airport | Salina KS |
| SLO | Salem-leckrone Airport | Salem IL |
| SLQ | Sleetmute Airport | Sleetmute AK |
| SLR | Sulphur Springs Muni Airport | Sulphur Springs TX |
| SMD | Smith Field Airport | Fort Wayne IN |
| SME | Lake Cumberland Rgnl Airport | Somerset KY |
| SMF | Sacramento Intl Airport | Sacramento CA |
| SMK | St Michael Airport | St Michael AK |
| SMN | Lemhi County Airport | Salmon ID |
| SMO | Santa Monica Muni Airport | Santa Monica CA |
| SMQ | Somerset Airport | Somerville NJ |
| SMS | Sumter Airport | Sumter SC |
| SMU | Sheep Mountain Airport | Sheep Mountain AK |
| SMX | Santa Maria Pub/capt G Allan Hancock Fld Airport | Santa Maria CA |
| SN00 | Jen Bird Air Park Airport | Salina KS |
| SN01 | Dwight Eisenhower Va Medical Center Heliport | Leavenworth KS |
| SN03 | Lenora Muni Airport | Lenora KS |
| SN04 | Roberts Memorial Airport | Emporia KS |
| SN05 | Halstead Airport | Halstead KS |
| SN08 | Fisher Airport | Burrton KS |
| SN10 | Belle Plaine Farms Airport | Belle Plaine KS |
| SN11 | Caney Muni Hospital Helicopter Pad Heliport | Caney KS |
| SN12 | Jenkinson Airport | Meade KS |
| SN13 | Albers Airport | Cheney KS |
| SN14 | Schoolcraft Airport | Agricola KS |
| SN16 | Curtis Airport | Kechi KS |
| SN18 | Sills Air Park Airport | Augusta KS |
| SN20 | Brady-pippin Airport | Augusta KS |
| SN21 | Flory /private/ Airport | Baldwin City KS |
| SN22 | Hoelting Airport | Basehor KS |
| SN25 | Lucas Airport | Big Bow KS |
| SN28 | Belcher Airport | Brookville KS |
| SN29 | Rucker Burdett Airport | Burdett KS |
| SN31 | William Newton Memorial Hospital Heliport | Winfield KS |
| SN32 | Rands Airport | Belle Plaine KS |
| SN33 | Callaway Airpark Airport | Clay Center KS |
| SN34 | Rucker Airport | Clearwater KS |
| SN35 | Menorah Medical Park Heliport | Overland Park KS |
| SN36 | Wamsley Field Airport | Conway Springs KS |
| SN37 | Harold K. Wells Airport | Elmdale KS |
| SN38 | Lawrence Memorial Hospital Heliport | Lawrence KS |
| SN40 | Olson Aerodrome Airport | Derby KS |
| SN41 | Ziggy Carline Airport | Girard KS |
| SN42 | Harrod Airport | Ottawa KS |
| SN43 | Strafuss Airport | Effingham KS |
| SN45 | Michael's Airport | Lawrence KS |
| SN46 | Taylor Airport | Benton KS |
| SN47 | Converse Farm Airport | Eskridge KS |
| SN48 | Moore Field Airport | Byers KS |
| SN49 | Mc Collough Airfield Airport | Randall KS |
| SN50 | Via Christi Hospital Heliport | Pittsburg KS |
| SN52 | Pilot Pointe Estates Airport | Douglass KS |
| SN54 | Overland Park Rgnl Medical Center Heliport | Overland Park KS |
| SN55 | R J C Farms Inc Airport | Friend KS |
| SN56 | Mercy Hospital Heliport | Fort Scott KS |
| SN57 | Witham Airport | Ottawa KS |
| SN58 | Foster Field Airport | El Dorado KS |
| SN59 | Hermon Farm Airport | Gardner KS |
| SN60 | Lcf Heliport | Lansing KS |
| SN61 | Yoder Airpark Airport | Goddard KS |
| SN62 | Roberts Field Airport | Bentley KS |
| SN63 | Gail Ballard Airport | Haviland KS |
| SN64 | Eck Field Airport | Goddard KS |
| SN65 | Lake Waltanna Airport | Goddard KS |
| SN67 | Button Airport | Great Bend KS |
| SN68 | Lil Bird Airport | Valley Center KS |
| SN69 | Emmerson Airport | Hammond KS |
| SN70 | Kaypod Airport | Harper KS |
| SN71 | Bob Park Airport | Harper KS |
| SN72 | Graham Farms Airport | Harris KS |
| SN73 | Salina Rgnl Health Center Heliport | Salina KS |
| SN74 | Hays Medical Center Heliport | Hays KS |
| SN75 | Sommers Airport | Highland KS |
| SN76 | Sunflower Aerodrome Gliderport | Hutchinson KS |
| SN77 | Johns Airport | Johnson KS |
| SN78 | Albright Airport | Bucyrus KS |
| SN79 | Muni Office Bldg Heliport | Kansas City KS |
| SN80 | Girard District Hospital Heliport | Girard KS |
| SN83 | Highcrest Air Park Airport | Lansing KS |
| SN84 | Blaser's Airport | Leavenworth KS |
| SN88 | Crosswind Airfield Airport | Louisburg KS |
| SN90 | D'field Airport | Mc Louth KS |
| SN91 | Godfrey Airport | Madison KS |
| SN92 | Sunshine Ranch Airport | Manhattan KS |
| SN93 | Dickson /pvt/ Airport | Miller KS |
| SN94 | Amy Airport | Minneola KS |
| SN95 | Roberts Air Field Airport | Sylvia KS |
| SN97 | Brollier Airport | Moscow KS |
| SN98 | Anton Flying Uv Airport | Satanta KS |
| SN99 | Laflin Ranch Airport | Olsburg KS |
| SNA | John Wayne Airport-orange County Airport | Santa Ana CA |
| SNC | Chester Airport | Chester CT |
| SNH | Savannah-hardin County Airport | Savannah TN |
| SNK | Winston Field Airport | Snyder TX |
| SNL | Shawnee Rgnl Airport | Shawnee OK |
| SNP | St Paul Island Airport | St Paul Island AK |
| SNS | Salinas Muni Airport | Salinas CA |
| SNY | Sidney Muni/lloyd W. Carr Field Airport | Sidney NE |
| SOA | Sonora Muni Airport | Sonora TX |
| SOP | Moore County Airport | Pinehurst/southern Pines NC |
| SOV | Seldovia Airport | Seldovia AK |
| SOW | Show Low Rgnl Airport | Show Low AZ |
| SOY | Sioux Center Muni Airport | Sioux Center IA |
| SPA | Spartanburg Downtown Memorial Airport | Spartanburg SC |
| SPB | Scappoose Industrial Airpark Airport | Scappoose OR |
| SPF | Black Hills-clyde Ice Field Airport | Spearfish SD |
| SPG | Albert Whitted Airport | St Petersburg FL |
| SPH | Springhill Airport | Springhill LA |
| SPI | Abraham Lincoln Capital Airport | Springfield IL |
| SPS | Sheppard Afb/wichita Falls Muni Airport | Wichita Falls TX |
| SPW | Spencer Muni Airport | Spencer IA |
| SPZ | Silver Springs Airport | Silver Springs NV |
| SQI | Whiteside Co Arpt-jos H Bittorf Fld Airport | Sterling/rockfalls IL |
| SQL | San Carlos Airport | San Carlos CA |
| SRB | Upper Cumberland Rgnl Airport | Sparta TN |
| SRC | Searcy Muni Airport | Searcy AR |
| SRE | Seminole Muni Airport | Seminole OK |
| SRQ | Sarasota/bradenton Intl Airport | Sarasota/bradenton FL |
| SRR | Sierra Blanca Rgnl Airport | Ruidoso NM |
| SRV | Stony River 2 Airport | Stony River AK |
| SS1 | North Country Seaplane Base | Solon Springs WI |
| SSC | Shaw Afb Airport | Sumter SC |
| SSF | Stinson Muni Airport | San Antonio TX |
| SSI | Malcolm Mc Kinnon Airport | Brunswick GA |
| SSQ | Shell Lake Muni Airport | Shell Lake WI |
| STC | St Cloud Rgnl Airport | St Cloud MN |
| STE | Stevens Point Muni Airport | Stevens Point WI |
| STF | George M Bryan Airport | Starkville MS |
| STJ | Rosecrans Memorial Airport | St Joseph MO |
| STK | Sterling Muni Airport | Sterling CO |
| STL | Lambert-st Louis Intl Airport | St Louis MO |
| STP | St Paul Downtown Holman Fld Airport | St Paul MN |
| STS | Charles M. Schulz - Sonoma County Airport | Santa Rosa CA |
| STT | Cyril E King Airport | Charlotte Amalie VI |
| STX | Henry E Rohlsen Airport | Christiansted VI |
| SUA | Witham Field Airport | Stuart FL |
| SUD | Stroud Muni Airport | Stroud OK |
| SUE | Door County Cherryland Airport | Sturgeon Bay WI |
| SUN | Friedman Memorial Airport | Hailey ID |
| SUO | Rosebud Sioux Tribal Airport | Rosebud SD |
| SUS | Spirit Of St Louis Airport | St Louis MO |
| SUT | Cape Fear Rgnl Jetport/howie Franklin Fld Airport | Oak Island NC |
| SUU | Travis Afb Airport | Fairfield CA |
| SUW | Richard I Bong Airport | Superior WI |
| SUX | Sioux Gateway/col. Bud Day Field Airport | Sioux City IA |
| SUZ | Saline County Rgnl Airport | Benton AR |
| SVA | Savoonga Airport | Savoonga AK |
| SVC | Grant County Airport | Silver City NM |
| SVE | Susanville Muni Airport | Susanville CA |
| SVH | Statesville Rgnl Airport | Statesville NC |
| SVN | Hunter Aaf Airport | Savannah GA |
| SVS | Stevens Village Airport | Stevens Village AK |
| SVW | Sparrevohn Lrrs Airport | Sparrevohn AK |
| SWD | Seward Airport | Seward AK |
| SWF | Stewart Intl Airport | Newburgh NY |
| SWI | Sherman Muni Airport | Sherman TX |
| SWO | Stillwater Rgnl Airport | Stillwater OK |
| SWT | Seward Muni Airport | Seward NE |
| SWW | Avenger Field Airport | Sweetwater TX |
| SXL | Summersville Airport | Summersville WV |
| SXP | Sheldon Point Airport | Sheldon Point AK |
| SXQ | Soldotna Airport | Soldotna AK |
| SXS | Shell Ahp Heliport | Fort Rucker AL |
| SXU | Santa Rosa Route 66 Airport | Santa Rosa NM |
| SYA | Eareckson As Airport | Shemya AK |
| SYF | Cheyenne County Muni Airport | St Francis KS |
| SYI | Bomar Field-shelbyville Muni Airport | Shelbyville TN |
| SYL | Roberts Ahp Heliport | Camp Roberts/san Miguel CA |
| SYN | Stanton Airfield Airport | Stanton MN |
| SYR | Syracuse Hancock Intl Airport | Syracuse NY |
| SYV | Sylvester Airport | Sylvester GA |
| SZL | Whiteman Afb Airport | Knob Noster MO |
| SZN | Santa Cruz Island Airport | Santa Barbara CA |
| SZP | Santa Paula Airport | Santa Paula CA |
| SZT | Sandpoint Airport | Sandpoint ID |
| SZY | Robert Sibley Airport | Selmer TN |
