Sectional Aeronautical Chart Grids
Chart Ident North
Grid Limit
South
Grid Limit
West Grid
Limit
East Grid
Limit
Total
Grids
Grids/
Row
Seattle SEA 49°00N 44°30N 125°00W 117°00W 576 32
Great Falls GTF 49°00N 44°30N 117°00W 109°00W 576 32
Billings BIL 49°00N 44°30N 109°00W 101°00W 576 32
Twin Cities MSP 49°00N 44°30N 101°00W 93°00W 576 32
Green Bay GRB 48°15N 44°00N 93°00W 85°00W 544 32
Lake Huron LHN 48°00N 44°00N 85°00W 77°00W 512 32
Montreal MON 48°00N 44°00N 77°00W 69°00W 512 32
Halifax HFX 48°00N 44°00N 69°00W 61°00W 512 32
Klamath Falls LMT 44°30N 40°00N 125°00W 117°00W 576 32
Salt Lake City SLC 44°30N 40°00N 117°00W 109°00W 576 32
Cheyenne CYS 44°30N 40°00N 109°00W 101°00W 576 32
Omaha OMA 44°30N 40°00N 101°00W 93°00W 576 32
Chicago ORD 44°00N 40°00N 93°00W 85°00W 512 32
Detroit DET 44°00N 40°00N 85°00W 77°00W 512 32
New York NYC 44°00N 40°00N 77°00W 69°00W 512 32
San Francisco SFO 40°00N 36°00N 125°00W 118°00W 448 28
Las Vegas LAS 40°00N 35°45N 118°00W 111°00W 476 28
Denver DEN 40°00N 35°45N 111°00W 104°00W 476 28
Wichita ICT 40°00N 36°00N 104°00W 97°00W 448 28
Kansas City MKC 40°00N 36°00N 97°00W 90°00W 448 28
St. Louis STL 40°00N 36°00N 91°00W 84°00W 448 28
Cincinnati LUK 40°00N 36°00N 85°00W 78°00W 448 28
Washington DCA 40°00N 36°00N 79°00W 72°00W 448 28
Los Angeles LAX 36°00N 32°00N 121°30W 115°00W 416 26
Phoenix PHX 35°45N 31°15N 116°00W 109°00W 504 28
Albuquerque ABQ 36°00N 32°00N 109°00W 102°00W 448 28
Dallas-
Ft. Worth
GSW 36°00N 32°00N 102°00W 95°00W 448 28
Memphis MEM 36°00N 32°00N 95°00W 88°00W 448 28
Atlanta ATL 36°00N 32°00N 88°00W 81°00W 448 28
Charlotte CLT 36°00N 32°00N 81°00W 75°00W 384 24
El Paso ELP 36°00N 28°00N 109°00W 103°00W 384 24
San Antonio SAT 32°00N 28°00N 103°00W 97°00W 384 24
Houston HOU 32°00N 28°00N 97°00W 91°00W 384 24
New Orleans MSY 32°00N 28°00N 91°00W 85°00W 384 24
Jacksonville JAX 32°00N 28°00N 85°00W 79°00W 384 24
Brownsville BRO 28°00N 24°00N 103°00W 97°00W 384 24
Miami MIA 28°00N 24°00N 83°00W 77°00W 384 24
4-19
Moving Map Functions