| ID | | City | | Name |
|---|
| 3U3 | | Anaconda | | Bowman Field Airport |
| 3U4 | | Ashland | | St Labre Mission Airport |
| 3U5 | | Augusta | | Augusta Airport |
| 49S | | Babb | | Babb Airport |
| KBHK | | Baker | | Baker Municipal Airport |
| 3V7 | | Belle Creek | | Belle Creek Airport |
| 3U7 | | Benchmark | | Benchmark Airport |
| 3U8 | | Big Sandy | | Big Sandy Airport |
| 6S0 | | Big Timber | | Big Timber Airport |
| 53U | | Bigfork | | Ferndale Airfield |
| KBIL | | Billings | | Billings Logan International Airport |
| 3U9 | | Boulder | | Boulder Airport |
| KBZN | | Bozeman | | Gallatin Field Airport |
| 6S1 | | Bridger | | Bridger Municipal Airport |
| 00F | | Broadus | | Broadus Airport |
| 8S0 | | Browning | | Starr-Browning Airstrip |
| KBTM | | Butte | | Bert Mooney Airport |
| 84U | | Butte | | Butte Aero Heliport |
| KLTY | | Chester | | Liberty County Airport |
| S71 | | Chinook | | Edgar G Obie Airport |
| 4U4 | | Chinook | | Hebbelman Airport |
| KCII | | Choteau | | Choteau Airport |
| 4U6 | | Circle | | Circle Town County Airport |
| RC0 | | Clinton | | Rock Creek Airport |
| M46 | | Colstrip | | Colstrip Airport |
| 6S3 | | Columbus | | Columbus Airport |
| S04 | | Condon | | Condon USFS Airport |
| 4U7 | | Conner | | West Fork Lodge Airport |
| S01 | | Conrad | | Conrad Airport |
| S85 | | Culbertson | | Big Sky Field Airport |
| KCTB | | Cut Bank | | Cut Bank Municipal Airport |
| 38S | | Deer Lodge | | Deer Lodge-City-County Airport |
| 4U9 | | Dell | | Dell Flight Strip |
| 5U0 | | Denton | | Denton Airport |
| KDLN | | Dillon | | Dillon Airport |
| M26 | | Drummond | | Drummond Airport |
| 5U1 | | Dutton | | Dutton Airport |
| 97M | | Ekalaka | | Ekalaka Airport |
| KEKS | | Ennis | | Ennis - Big Sky Airport |
| 88M | | Eureka | | Eureka Airport |
| 5U5 | | Fairfield | | Fairfield Airport |
| 5U6 | | Fairview | | Fairview Airport |
| 1S3 | | Forsyth | | Tillitt Field Airport |
| 79S | | Fort Benton | | Fort Benton Airport |
| 37S | | Fort Peck | | Fort Peck Airport |
| 5U7 | | Fort Smith | | Fort Smith Landing Strip |
| 29S | | Gardiner | | Gardiner Airport |
| 5U8 | | Geraldine | | Geraldine Airport |
| KGGW | | Glasgow | | Wokal Field/Glasgow International Airport |
| KGDV | | Glendive | | Dawson Community Airport |
| KGTF | | Great Falls | | Great Falls International Airport |
| 6S5 | | Hamilton | | Ravalli County Airport |
| M62 | | Hamilton | | Rotorcraft Heliport |
| F02 | | Hardin | | Fairgrounds Airpark |
| U09 | | Harlem | | Fort Belknap Agency Airport |
| 48S | | Harlem | | Harlem Airport |
| KHWQ | | Harlowton | | Wheatland County Airport at Harlowton |
| KHVR | | Havre | | Havre City-County Airport |
| KHLN | | Helena | | Helena Regional Airport |
| 5M7 | | Helena | | Mountain Lakes Field Airport |
| 6U5 | | Hinsdale | | Hinsdale Airport |
| 6U6 | | Hogeland | | Hogeland Airport |
| S09 | | Hot Springs | | Hot Springs Airport |
| 6U7 | | Hysham | | Hysham Airport |
| KJDN | | Jordan | | Jordan Airport |
| KGPI | | Kalispell | | Glacier Park International Airport |
| S27 | | Kalispell | | Kalispell City Airport |
| 6S8 | | Laurel | | Laurel Municipal Airport |
| 80S | | Lavina | | Lavina Airport |
| KLWT | | Lewistown | | Lewistown Municipal Airport |
| S59 | | Libby | | Libby Airport |
| S69 | | Lincoln | | Lincoln Airport |
| KLVM | | Livingston | | Mission Field Airport |
| M75 | | Malta | | Malta Airport |
| 0S1 | | Meadow Creek | | Meadow Creek USFS Airport |
| KMLS | | Miles City | | Frank Wiley Field Airport |
| KMSO | | Missoula | | Missoula International Airport |
| S00 | | Opheim | | Opheim Airport |
| U05 | | Philipsburg | | Riddick Field Airport |
| S34 | | Plains | | Plains Airport |
| KPWD | | Plentywood | | Sher-Wood Airport |
| 8S1 | | Polson | | Polson Airport |
| 42S | | Poplar | | Poplar Airport |
| H28 | | Port of Del Bonita | | Whetstone International Airport |
| KRED | | Red Lodge | | Red Lodge Airport |
| 7U8 | | Richey | | Richey Airport |
| 7S0 | | Ronan | | Ronan Airport |
| KRPX | | Roundup | | Roundup Airport |
| 8U0 | | Ryegate | | Ryegate Airport |
| 8U1 | | Sand Springs | | Sand Springs Strip Airport |
| 8U2 | | Schafer | | Schafer USFS Airport |
| 9S2 | | Scobey | | Scobey Airport |
| 8U3 | | Scobey | | Scobey Border Station (East Poplar International) Airport |
| 23S | | Seeley Lake | | Seeley Lake Airport |
| M35 | | Seeley Lake | | Lindey's Landing West Seaplane Base |
| KSBX | | Shelby | | Shelby Airport |
| KSDY | | Sidney | | Sidney-Richland Municipal Airport |
| 8U4 | | Spotted Bear | | Spotted Bear USFS Airport |
| 52S | | St Ignatius | | St Ignatius Airport |
| S64 | | Stanford | | Stanford Airport |
| 32S | | Stevensville | | Stevensville Airport |
| 8U5 | | Sunburst | | Sunburst Airport |
| 9S4 | | Superior | | Mineral County Airport |
| 7S8 | | Sweetgrass | | Ross International Airport |
| 8U6 | | Terry | | Terry Airport |
| KTHM | | Thompson Falls | | Thompson Falls Airport |
| 9S5 | | Three Forks | | Three Forks Airport |
| B70 | | Tiber Dam | | Tiber Dam Airport |
| 8U8 | | Townsend | | Townsend Airport |
| 8U9 | | Townsend | | Canyon Ferry Airport |
| 57S | | Troy | | Troy Airport |
| 9U0 | | Turner | | Turner Airport |
| 7S1 | | Twin Bridges | | Twin Bridges Airport |
| 7S7 | | Valier | | Valier Airport |
| KWYS | | West Yellowstone | | Yellowstone Airport |
| 7S6 | | White Sulphur Springs | | White Sulphur Springs Airport |
| 58S | | Whitefish | | Whitefish Airport |
| 9U1 | | Wilsall | | Wilsall Airport |
| 9S7 | | Winifred | | Winifred Airport |
| 7S4 | | Wisdom | | Wisdom Airport |
| 02T | | Wise River | | Wise River Airport |
| KOLF | | Wolf Point | | L M Clayton Airport |
