| Aberdeen Airport (397 m, South Dakota) |
54 km/h |
| Aiken Regional Airport (161 m, South Carolina) |
30 km/h |
| Appleton Airport (310 m, Wisconsin) |
33 km/h |
| Argentia (15 m, Newfoundland) |
37 km/h |
| Ashe County Airport (969 m, North Carolina) |
44 km/h |
| Augusta Regional Airport (45 m, Georgia) |
33 km/h |
| Barnes Airport (427 m, North Dakota) |
31 km/h |
| Bathurst Arpt(Awrs) (59 m, New Brunswick) |
30 km/h |
| Bathurst Inlet (929 m, Northwest Territories) |
43 km/h |
| Benson Airport (317 m, Minnesota) |
31 km/h |
| Beresford Airport (59 m, New Brunswick) |
30 km/h |
| Bicycle Lake Army Airfield (716 m, California) |
46 km/h |
| Bowers Airport (527 m, Washington) |
59 km/h |
| Buffalo Airport (1514 m, Wyoming) |
43 km/h |
| Burley Airport (1267 m, Idaho) |
52 km/h |
| Cando Airport (450 m, North Dakota) |
37 km/h |
| Cape Race (27 m, Newfoundland) |
30 km/h |
| Cavalier Airport (270 m, North Dakota) |
30 km/h |
| Charlottetown Airport (79 m, Prince Edward Island) |
30 km/h |
| Chibougamau-Chapais AP (387 m, Quebec) |
30 km/h |
| Churchill Falls (440 m, California) |
33 km/h |
| Churchill Falls Airport (435 m, Newfoundland) |
33 km/h |
| Clarence E. Page Airport (413 m, Oklahoma) |
35 km/h |
| Coral Harbour Airport (64 m, Nunavut) |
46 km/h |
| Cotulla (144 m, Texas) |
30 km/h |
| Detroit Lakes Airport (426 m, Minnesota) |
37 km/h |
| Dryden Terrell C. Arpt (707 m, Texas) |
35 km/h |
| East Hampton Airport (17 m, New York) |
31 km/h |
| Eastern Oregon Regional Airport (456 m, Oregon) |
52 km/h |
| Edwards Air Force Base (705 m, California) |
46 km/h |
| Elbow Lake (367 m, Minnesota) |
43 km/h |
| Englee (30 m, Newfoundland) |
39 km/h |
| Essex (53 m, New Jersey) |
30 km/h |
| Fairchild Air Force Base (743 m, Washington) |
43 km/h |
| Felts Field Airport (595 m, Washington) |
44 km/h |
| Fergus Falls Airport (361 m, Minnesota) |
41 km/h |
| Florence Airport (1658 m, Colorado) |
46 km/h |
| Fosston (388 m, Minnesota) |
33 km/h |
| Francis S. Gabreski Airport (20 m, New York) |
31 km/h |
| General William J. Fox Airfield (712 m, California) |
54 km/h |
| Glenwood (Asos) (425 m, Minnesota) |
30 km/h |
| Grant County Airport (1638 m, New Mexico) |
33 km/h |
| Grant County Regional Airport (1127 m, Oregon) |
35 km/h |
| Hereford Airport (1154 m, Texas) |
37 km/h |
| Hermiston Airport (195 m, Oregon) |
50 km/h |
| Hope Aerodrome (39 m, British Columbia) |
31 km/h |
| Hulett Airport (1300 m, Wyoming) |
30 km/h |
| Hutchinson (931 m, Texas) |
41 km/h |
| Jamestown Regional Airport (454 m, North Dakota) |
54 km/h |
| Jerome (1233 m, Idaho) |
48 km/h |
| Kangiqsualujjuaq Airport (60 m, Quebec) |
30 km/h |
| Kangiqsujuaq Airport (151 m, Quebec) |
30 km/h |
| Kapuskasing (227 m, Ontario) |
31 km/h |
| Kenora Airport (406 m, Ontario) |
30 km/h |
| King Cove Airport (47 m, Alaska) |
70 km/h |
| Kuujjuaq Airport (44 m, Quebec) |
33 km/h |
| La Veta Pass (3114 m, Colorado) |
33 km/h |
| Lake Havasu City Airport (238 m, Arizona) |
39 km/h |
| Lawton (338 m, Oklahoma) |
30 km/h |
| Lethbridge (929 m, Alberta) |
43 km/h |
| Linton Airport (542 m, North Dakota) |
41 km/h |
| Lonesome Pine Airport (817 m, Virginia) |
30 km/h |
| Lytton (225 m, British Columbia) |
33 km/h |
| Lytton Airport (225 m, British Columbia) |
33 km/h |
| Madison Airport (523 m, South Dakota) |
39 km/h |
| Magic Valley Regional Airport (1265 m, Idaho) |
52 km/h |
| Mahnomen Airport (379 m, Minnesota) |
31 km/h |
| Makkovik Airport (71 m, Newfoundland) |
31 km/h |
| Marion Airport (28 m, South Carolina) |
31 km/h |
| Mary’s Harbour (11 m, Newfoundland) |
43 km/h |
| Mary's Harbour Airport (12 m, Newfoundland) |
43 km/h |
| Matagami (280 m, California) |
41 km/h |
| Matagami Airport (280 m, Quebec) |
41 km/h |
| McGuire Air Force Base (41 m, New Jersey) |
37 km/h |
| Melrose Gunnery Range (1326 m, New Mexico) |
33 km/h |
| Merced Regional Airport (47 m, California) |
33 km/h |
| Mexia Limestone County Airport (166 m, Texas) |
33 km/h |
| Miller Field Airport (792 m, Nebraska) |
44 km/h |
| Moncton Airport (71 m, New Brunswick) |
30 km/h |
| Moorhead Airport (280 m, Minnesota) |
39 km/h |
| Morris Airport (344 m, Minnesota) |
37 km/h |
| Mount Washington Airport (1910 m, New Hampshire) |
46 km/h |
| Mountain Empire Airport (780 m, Virginia) |
30 km/h |
| Mountain Home Air Force Base (912 m, Idaho) |
50 km/h |
| Naujaat Airport (24 m, Nunavut) |
46 km/h |
| Nelson Lagoon Airport (4 m, Alaska) |
43 km/h |
| Nipawin Airport (374 m, Saskatchewan) |
30 km/h |
| Ortonville (335 m, Minnesota) |
33 km/h |
| Ozona Airport (726 m, Texas) |
31 km/h |
| Pelly Bay AP (15 m, Nunavut) |
37 km/h |
| Pierre Regional Airport (528 m, South Dakota) |
44 km/h |
| Plattsmouth Airport (366 m, Nebraska) |
31 km/h |
| Port Hawkesbury Airport (114 m, Nova Scotia) |
30 km/h |
| Posey Field (284 m, Alabama) |
30 km/h |
| Pullman- Moscow Regional Airport (778 m, Washington) |
43 km/h |
| Rexburg (1481 m, Idaho) |
41 km/h |
| Saint John's AP (135 m, Newfoundland) |
50 km/h |
| Sainte-Madeleine-de-la-Rivière-Madeleine (29 m, Quebec) |
33 km/h |
| Sand Point Airport (7 m, Alaska) |
41 km/h |
| Sandberg Airport (1379 m, California) |
69 km/h |
| Sandspit (6 m, British Columbia) |
30 km/h |
| Schefferville (517 m, Quebec) |
35 km/h |
| Sept-Îles Airport (55 m, Quebec) |
31 km/h |
| Sioux Falls Regional Airport (435 m, South Dakota) |
39 km/h |
| Southport Airport (8 m, North Carolina) |
35 km/h |
| Spokane Airport (721 m, Washington) |
46 km/h |
| Springfield (1335 m, Colorado) |
41 km/h |
| St Leonard CS (245 m, New Brunswick) |
33 km/h |
| St. Anthony Lwis (32 m, Newfoundland) |
52 km/h |
| St.Anthony A (32 m, Newfoundland) |
52 km/h |
| Statesboro- Bulloch County Airport (57 m, Georgia) |
31 km/h |
| Stony Rapids Airport (248 m, Saskatchewan) |
31 km/h |
| Summerside (21 m, Prince Edward Island) |
30 km/h |
| Swainsboro Airport (100 m, Georgia) |
30 km/h |
| Tadoule Lake (281 m, Manitoba) |
30 km/h |
| Tehachapi Airport (1220 m, California) |
31 km/h |
| Terra Nova Nat Park CS (107 m, Newfoundland) |
31 km/h |
| Terrace Airport (217 m, British Columbia) |
30 km/h |
| Teterboro Airport (3 m, New Jersey) |
37 km/h |
| Thedford Airport (892 m, Nebraska) |
30 km/h |
| Thomas P. Stafford Airport (489 m, Oklahoma) |
35 km/h |
| Uranium City (321 m, Saskatchewan) |
30 km/h |
| Wabush Airport (551 m, Newfoundland) |
35 km/h |
| Wadena Airport (418 m, Minnesota) |
30 km/h |
| Watertown Regional Airport (532 m, South Dakota) |
44 km/h |
| Watonga Regional Airport (472 m, Oklahoma) |
30 km/h |
| Wayne Airport (436 m, Nebraska) |
31 km/h |
| Wayne County Airport (294 m, Kentucky) |
33 km/h |
| Westchester (121 m, New York) |
30 km/h |
| Winner Regional Airport (619 m, South Dakota) |
50 km/h |
North - South