Twentymile Pass
Gap in Boundary County, Idaho · on the USGS Twentymile Creek quadrangle
48.56494, -116.25408
Maps that show Twentymile Pass
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Twentymile Creek, ID
Detailed map of terrain, trails and roads
USGS topo, 2024
Twentymile Creek
Forest Service topo with road numbers
Forest Service FSTopo 7.5-minute quad
Clifty Mountain
Forest Service topo with road numbers
Forest Service FSTopo 7.5-minute quad
Bonners Ferry 30x60 Land Ownership (BLM Surface Management)
Land Ownership Maps from BLM Data · Idaho
Kaniksu Motor Vehicle Use Map (MVUM) Back
Forest roads and trails open to vehicles
Idaho Panhandle National Forests (2019)
Idaho Panhandle National Forests
Forest Service forest map
Montana Public Land Hunting Map: Northwest
Cartahaven Maps · Montana
Idaho Public Land Hunting Map: Panhandle
Cartahaven Maps · Idaho
IFR Enroute Low Altitude Chart L-13 (U.S.)
FAA, 2026-10-29
IFR Enroute High Altitude Chart H-01 (U.S.)
FAA, 2026-10-29
IFR Enroute Low Altitude Chart L-01 (Alaska)
FAA, 2026-10-29
Name, class, county and location: USGS Geographic Names Information System (public domain).