| Yorkton Airport (498 m, Saskatchewan) |
22 kn |
| Wright-Patterson Air Force Base (251 m, Ohio) |
19 kn |
| Wheaton Airport (313 m, Minnesota) |
24 kn |
| Wexford (396 m, Michigan) |
18 kn |
| Westchester (121 m, New York) |
19 kn |
| West Plains Regional Airport (374 m, Missouri) |
17 kn |
| West Michigan Regional Airport (210 m, Michigan) |
20 kn |
| Wellsville Airport (646 m, New York) |
22 kn |
| Wellsboro Airport (577 m, Pennsylvania) |
18 kn |
| Waynesville-St. Robert Regional Airport (351 m, Missouri) |
17 kn |
| Waukesha (284 m, Wisconsin) |
18 kn |
| Watford City Airport (643 m, North Dakota) |
19 kn |
| Watertown Regional Airport (532 m, South Dakota) |
26 kn |
| Waskish Muni Airpt (360 m, Minnesota) |
20 kn |
| Warsaw Airport (259 m, Indiana) |
17 kn |
| Walker Airport (411 m, Minnesota) |
17 kn |
| Wadena Airport (418 m, Minnesota) |
18 kn |
| W Memphis Municipal (64 m, Arkansas) |
27 kn |
| Veterans Airport of Southern Illinois (144 m, Illinois) |
22 kn |
| Vermilion Regional Airport (212 m, Illinois) |
19 kn |
| University of Illinois Willard Airport (230 m, Illinois) |
23 kn |
| Union County Airport (311 m, Ohio) |
23 kn |
| Unalaska Airport (4 m, Alaska) |
22 kn |
| Umiujaq (71 m, Quebec) |
29 kn |
| Tulsa Riverside Airport (193 m, Oklahoma) |
17 kn |
| Tri-State Steuben County Airport (303 m, Indiana) |
19 kn |
| Tracy Airport (408 m, Minnesota) |
20 kn |
| Tioga Airport (684 m, North Dakota) |
23 kn |
| Tinker Air Force Base (384 m, Oklahoma) |
20 kn |
| Thunder Bay Airport (206 m, Ontario) |
17 kn |
| Thunder Bay (199 m, Ontario) |
17 kn |
| Three Rivers Muni Dr Haines (251 m, Michigan) |
17 kn |
| Thompson Airport (216 m, Manitoba) |
22 kn |
| The Pas Airport (270 m, Manitoba) |
19 kn |
| Terre Haute Regional Airport (175 m, Indiana) |
20 kn |
| Tahlequah Airport (266 m, Oklahoma) |
19 kn |
| Sydney Airport (72 m, Nova Scotia) |
30 kn |
| Stuttgart Airport (68 m, Arkansas) |
20 kn |
| Staples (392 m, Minnesota) |
20 kn |
| St. Paul (9 m, Alaska) |
30 kn |
| St. George Island Airport (38 m, Alaska) |
39 kn |
| St. Cloud Regional Airport (312 m, Minnesota) |
17 kn |
| Springfield- Beckley Airport (323 m, Ohio) |
21 kn |
| Sparrevohn LRRS Airport (482 m, Alaska) |
17 kn |
| Southwest Michigan Regional Airport (196 m, Michigan) |
20 kn |
| Southern Illinois Airport (125 m, Illinois) |
20 kn |
| South Haven Airport (203 m, Michigan) |
18 kn |
| Snyder (741 m, Texas) |
21 kn |
| Smith Field (364 m, Arkansas) |
16 kn |
| Sisseton Airport (354 m, South Dakota) |
25 kn |
| Shelbyville Airport (245 m, Indiana) |
24 kn |
| Shearwater AP (51 m, Nova Scotia) |
19 kn |
| Shawano Airport (248 m, Wisconsin) |
16 kn |
| Seldovia Airport (95 m, Alaska) |
21 kn |
| Sauk Centre Muni (379 m, Minnesota) |
20 kn |
| Saskatoon AP (503 m, Saskatchewan) |
19 kn |
| Saint-Hubert Airport (28 m, Quebec) |
23 kn |
| Saint John's AP (135 m, Newfoundland) |
39 kn |
| Sable Island AP (5 m, Nova Scotia) |
26 kn |
| Sable Island (1 m, Nova Scotia) |
26 kn |
| Rutland- Southern Vermont Regional Airport (240 m, Vermont) |
16 kn |
| Roseau Muni (Awos) (323 m, Minnesota) |
16 kn |
| Rolla Airport (556 m, North Dakota) |
21 kn |
| Redwood Falls Muni (312 m, Minnesota) |
22 kn |
| Rantoul National Aviation Center (225 m, Illinois) |
17 kn |
| Princeton Airport (298 m, Minnesota) |
16 kn |
| Prince Albert Airport (428 m, Saskatchewan) |
20 kn |
| Powell Airport (1552 m, Wyoming) |
20 kn |
| Porter (234 m, Indiana) |
21 kn |
| Portage Southport A (270 m, Manitoba) |
24 kn |
| Pontiac Oakland (299 m, Michigan) |
24 kn |
| Ponca (304 m, Oklahoma) |
19 kn |
| Park Rapids Municip (437 m, Minnesota) |
24 kn |
| Ozona Airport (726 m, Texas) |
19 kn |
| Ortonville (335 m, Minnesota) |
27 kn |
| Olive Branch Airport (123 m, Mississippi) |
18 kn |
| Okmulgee Regional Airport (219 m, Oklahoma) |
21 kn |
| Ohio State University Airport (276 m, Ohio) |
26 kn |
| Northwest Arkansas National Airport (392 m, Arkansas) |
21 kn |
| North Texas Regional Airport (228 m, Texas) |
16 kn |
| Nipawin Airport (374 m, Saskatchewan) |
20 kn |
| Newport Airport (37 m, Oregon) |
16 kn |
| New Stuyahok Airport (92 m, Alaska) |
27 kn |
| Neil Armstrong Airport (278 m, Ohio) |
19 kn |
| Naujaat Airport (24 m, Nunavut) |
18 kn |
| Mount Pleasant Airport (230 m, Michigan) |
16 kn |
| Mount Carmel Airport (131 m, Illinois) |
17 kn |
| Morris Airport (344 m, Minnesota) |
21 kn |
| Montevideo (Awos) (315 m, Minnesota) |
18 kn |
| Monroe County Airport (258 m, Indiana) |
18 kn |
| Molokai Airport (137 m, Hawaii) |
23 kn |
| Mojave Air and Space Port Airport (849 m, California) |
16 kn |
| Minot Intl. Airport (522 m, North Dakota) |
26 kn |
| Millington-Memphis Airport (98 m, Tennessee) |
17 kn |
| Midland Airpark Airport (854 m, Texas) |
20 kn |
| Metropolis Airport (117 m, Illinois) |
17 kn |
| Mesquite Metro Airport (136 m, Texas) |
16 kn |
| Mercer County Regional Airport (553 m, North Dakota) |
25 kn |
| Marion Airport (303 m, Ohio) |
27 kn |
| Mansfield Lahm Regional Airport (395 m, Ohio) |
24 kn |
| Manitowoc (198 m, Wisconsin) |
16 kn |
| Mandan Airport (593 m, North Dakota) |
27 kn |
| Madisonville Airport (134 m, Kentucky) |
17 kn |
| Madison Airport (523 m, South Dakota) |
24 kn |
| Madison Airport (250 m, Indiana) |
17 kn |
| Long Prairie Airport (394 m, Minnesota) |
16 kn |
| London Madison County Airport (330 m, Ohio) |
28 kn |
| Logansport Airport (225 m, Indiana) |
17 kn |
| Livingston County Spencer J. Hardy Airport (293 m, Michigan) |
16 kn |
| Little Falls/Morrison (342 m, Minnesota) |
16 kn |
| Litchfield Airport (210 m, Illinois) |
22 kn |
| Linton Airport (542 m, North Dakota) |
24 kn |
| Lima Allen (296 m, Ohio) |
27 kn |
| Lenawee County Airport (244 m, Michigan) |
18 kn |
| Lawton (338 m, Oklahoma) |
22 kn |
| Langdon Airport (490 m, North Dakota) |
25 kn |
| Lancaster Regional Airport (153 m, Texas) |
16 kn |
| Lanai City Airport (399 m, Hawaii) |
26 kn |
| Koliganek Airport (82 m, Alaska) |
22 kn |
| Kindersley Regional Airport (698 m, Saskatchewan) |
20 kn |
| Kickapoo Downtown Airport (304 m, Texas) |
23 kn |
| Kalamazoo/Battle Creek Intl. Airport (266 m, Michigan) |
20 kn |
| Jonesboro Airport (80 m, Arkansas) |
22 kn |
| Jamestown Regional Airport (454 m, North Dakota) |
27 kn |
| Jackson Airport (441 m, Minnesota) |
17 kn |
| Jackson (305 m, Michigan) |
18 kn |
| Ithaca Tompkins Intl. Airport (335 m, New York) |
18 kn |
| Inukjuak (25 m, Quebec) |
30 kn |
| Ingenika Point (680 m, British Columbia) |
36 kn |
| Indianapolis Mount Comfort (263 m, Indiana) |
21 kn |
| Igiugig Airport (27 m, Alaska) |
24 kn |
| Huntington Airport (246 m, Indiana) |
17 kn |
| Huntingburg Airport (161 m, Indiana) |
18 kn |
| Houghton (327 m, Michigan) |
32 kn |
| Hillsboro Airport (209 m, Texas) |
19 kn |
| Hickory Regional Airport (348 m, North Carolina) |
17 kn |
| Hettinger Airport (824 m, North Dakota) |
24 kn |
| Henry Post Army Airfield (360 m, Oklahoma) |
22 kn |
| Harvey Airport (487 m, North Dakota) |
25 kn |
| Harry Stern Airport (295 m, North Dakota) |
16 kn |
| Harrell Field (40 m, Arkansas) |
16 kn |
| Halliburton Field (339 m, Oklahoma) |
21 kn |
| Grosse Ile Airport (176 m, Michigan) |
21 kn |
| Grissom Air Reserve Base (247 m, Indiana) |
22 kn |
| Grise Fiord Airport (45 m, Nunavut) |
37 kn |
| Grider Field (63 m, Arkansas) |
17 kn |
| Granite Falls Airport (319 m, Minnesota) |
19 kn |
| Grand Prairie Airport (180 m, Texas) |
19 kn |
| Grafton Airport (251 m, North Dakota) |
18 kn |
| Goshen Airport (252 m, Indiana) |
19 kn |
| Glenwood (Asos) (425 m, Minnesota) |
20 kn |
| Glen Ullin Airport (634 m, North Dakota) |
21 kn |
| Gillam Airport (146 m, Manitoba) |
25 kn |
| Garrison (587 m, North Dakota) |
32 kn |
| Gander Airport (151 m, Newfoundland) |
36 kn |
| Fulton County Airport (238 m, Ohio) |
19 kn |
| Franklin County State Airport (70 m, Vermont) |
18 kn |
| Fletcher Field (53 m, Mississippi) |
17 kn |
| Fitch H. Beach Airport (272 m, Michigan) |
17 kn |
| Field of Dreams AP (311 m, Minnesota) |
17 kn |
| Faith (787 m, South Dakota) |
24 kn |
| Fairfield Airport (133 m, Illinois) |
17 kn |
| Everett- Stewart Regional Airport (104 m, Tennessee) |
16 kn |
| Evansville Airport (118 m, Indiana) |
18 kn |
| Estevan Airport (584 m, Saskatchewan) |
24 kn |
| Elmira Corning Regional Airport (291 m, New York) |
16 kn |
| Elbow Lake (367 m, Minnesota) |
19 kn |
| Edgar County Airport (199 m, Illinois) |
19 kn |
| Eagle River Union Airport (500 m, Wisconsin) |
17 kn |
| Durant Regional Airport (213 m, Oklahoma) |
18 kn |
| Dryden Airport (413 m, Ontario) |
19 kn |
| Door (221 m, Wisconsin) |
19 kn |
| Dickinson Theodore Roosevelt Regional Airport (787 m, North Dakota) |
32 kn |
| Detroit Lakes Airport (426 m, Minnesota) |
20 kn |
| Delaware Airport (288 m, Ohio) |
18 kn |
| Dayton- Wright Brothers Airport (293 m, Ohio) |
19 kn |
| Davis Field (186 m, Oklahoma) |
23 kn |
| Darke County Airport (307 m, Ohio) |
20 kn |
| Dallas Love Field (148 m, Texas) |
20 kn |
| Custer Airport (188 m, Michigan) |
24 kn |
| Crosby Airport (594 m, North Dakota) |
25 kn |
| Crawfordsville Regional Airport (244 m, Indiana) |
16 kn |
| Corning Airport (89 m, Arkansas) |
20 kn |
| Copper Harbor Ramos (186 m, Michigan) |
19 kn |
| Comanche Airport (423 m, Texas) |
16 kn |
| Coles (220 m, Illinois) |
28 kn |
| Cincinnati West Airport (178 m, Ohio) |
17 kn |
| Churchill Airport (29 m, Manitoba) |
17 kn |
| Chevak Airport (23 m, Alaska) |
37 kn |
| Cavalier Airport (270 m, North Dakota) |
16 kn |
| Carmi Airport (118 m, Illinois) |
18 kn |
| Cape Romanzof LRRS Airport (123 m, Alaska) |
38 kn |
| Cape Girardeau Regional Airport (102 m, Missouri) |
22 kn |
| Cando Airport (450 m, North Dakota) |
20 kn |
| Cambridge Airport (287 m, Minnesota) |
16 kn |
| C. David Campbell Field (136 m, Texas) |
16 kn |
| Butler (193 m, Ohio) |
23 kn |
| Brooks Field (287 m, Michigan) |
16 kn |
| Brookings Regional Airport (502 m, South Dakota) |
22 kn |
| Brandon Airport (416 m, Manitoba) |
19 kn |
| Brainerd Lakes Regional Airport (374 m, Minnesota) |
24 kn |
| Big Spring Airport (784 m, Texas) |
18 kn |
| Bemidji Regional Airport (420 m, Minnesota) |
19 kn |
| Bellefontaine Regional Airport (342 m, Ohio) |
22 kn |
| Barstow-Daggett Airport (587 m, California) |
19 kn |
| Barnes Airport (427 m, North Dakota) |
22 kn |
| Baker Airport (902 m, Montana) |
27 kn |
| Avenger Field (725 m, Texas) |
17 kn |
| Auburn Airport (268 m, Indiana) |
16 kn |
| Ardmore Airport (232 m, Oklahoma) |
17 kn |
| Appleton Airport (310 m, Wisconsin) |
22 kn |
| Ann Arbor Airport (256 m, Michigan) |
19 kn |
| Anderson Airport (280 m, Indiana) |
18 kn |
| Alexandria Airport (432 m, Minnesota) |
29 kn |
| Ada Airport (310 m, Oklahoma) |
21 kn |
North - South