Haystack Mountain
Summit in Greer County, Oklahoma · on the USGS Plainview quadrangle
35.08094, -99.62620
Maps that show Haystack Mountain
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Plainview, OK
USGS topo, 2022

Willow, OK
USGS historical 15-minute topo (1961)

Bureau of Land Management Eastern States Overview map
BLM Eastern States (2019)

IFR Enroute Low Altitude Chart L-17 (U.S.)
FAA, 2026-10-29

IFR Enroute Low Altitude Chart L-15 (U.S.)
FAA, 2026-10-29

IFR Enroute High Altitude Chart H-06 (U.S.)
FAA, 2026-10-29
Nearby
Name, class, county and location: USGS Geographic Names Information System (public domain).