| Lorain (242 m, Ohio) |
6 Bft |
| Alpena (211 m, Michigan) |
7 Bft |
| Wilmington Flughafen (326 m, Pennsylvania) |
6 Bft |
| Defiance Memorial Airport (219 m, Ohio) |
6 Bft |
| Pellston Regional Airport (217 m, Michigan) |
7 Bft |
| Bowman Field (167 m, Kentucky) |
6 Bft |
| Fulton County Airport (241 m, Indiana) |
6 Bft |
| Muskegon (193 m, Michigan) |
7 Bft |
| South Bend Airport (236 m, Indiana) |
7 Bft |
| Porter (234 m, Indiana) |
7 Bft |
| Daviess County Airport (144 m, Indiana) |
7 Bft |
| Clarksville Flughafen (168 m, Tennessee) |
6 Bft |
| Kenosha Regional Airport (226 m, Wisconsin) |
6 Bft |
| Rantoul National Aviation Center (225 m, Illinois) |
7 Bft |
| DuPage Airport (231 m, Illinois) |
6 Bft |
| Burlington Municipal Airport (237 m, Wisconsin) |
6 Bft |
| Flora (144 m, Illinois) |
6 Bft |
| Aurora Municipal Airport (215 m, Illinois) |
7 Bft |
| DeKalb Flughafen (279 m, Illinois) |
7 Bft |
| Illinois Valley Regional Airport (199 m, Illinois) |
7 Bft |
| Dubuque Regional Airport (329 m, Iowa) |
7 Bft |
| Muscatine Municipal Airport (167 m, Iowa) |
7 Bft |
| Monticello Regional Airport (259 m, Iowa) |
6 Bft |
| Keokuk Municipal Airport (205 m, Iowa) |
7 Bft |
| Iowa City Municipal Airport (198 m, Iowa) |
8 Bft |
| Washington (230 m, Iowa) |
8 Bft |
| Cedar Rapids Flughafen (256 m, Iowa) |
7 Bft |
| Independence Municipal Airport (298 m, Iowa) |
7 Bft |
| Oelwen (328 m, Iowa) |
6 Bft |
| Oskaloosa Flughafen (256 m, Iowa) |
7 Bft |
| Northeast Iowa Regional Airport (343 m, Iowa) |
6 Bft |
| Pella Flughafen (270 m, Iowa) |
7 Bft |
| Newton Municipal Airport (290 m, Iowa) |
7 Bft |
| Chariton (320 m, Iowa) |
7 Bft |
| Ankeny Regional Airport (275 m, Iowa) |
7 Bft |
| Forest City Flughafen (375 m, Iowa) |
7 Bft |
| Osceola Muni (338 m, Iowa) |
6 Bft |
| Boone Flughafen (354 m, Iowa) |
6 Bft |
| Webster City (342 m, Iowa) |
7 Bft |
| Perry Municipal Airport (309 m, Iowa) |
7 Bft |
| Algona Municipal Airport (372 m, Iowa) |
7 Bft |
| Fairmont Municipal Airport (354 m, Minnesota) |
6 Bft |
| Arthur N. Neu Airport (375 m, Iowa) |
8 Bft |
| Storm Lake Municipal Airport (454 m, Iowa) |
7 Bft |
| Harlan Flughafen (375 m, Iowa) |
7 Bft |
| Denison (388 m, Iowa) |
7 Bft |
| Worthington (480 m, Minnesota) |
6 Bft |
| Sheldon (432 m, Iowa) |
6 Bft |
| Le Mars Municipal Airport (365 m, Iowa) |
6 Bft |
| Brookings Regional Airport (502 m, South Dakota) |
7 Bft |
| Huron Flughafen (393 m, South Dakota) |
7 Bft |
| Hettinger Municipal Airport (824 m, North Dakota) |
7 Bft |
| Baker Municipal Airport (902 m, Montana) |
7 Bft |
| Mission Field (1418 m, Montana) |
6 Bft |
| Cut Bank Flughafen (1169 m, Montana) |
8 Bft |
| Akhiok Flughafen (13 m, Alaska) |
9 Bft |
| New Stuyahok Flughafen (92 m, Alaska) |
7 Bft |
| Manokotak Airport (16 m, Alaska) |
7 Bft |
| Unalaska Flughafen (4 m, Alaska) |
8 Bft |
Nord - Süd