Sorry we don't sell maps, but we can direct you to folks who do. Maps can generally be purchased through map or outdoor sports merchants or you can order them from the USGS. The links on this page should help you out.
USGS maps can be ordered or purchased from the Tucson Earth Science Information Center. Prices in Tucson are $4.85 plus tax. Contact:
Kik Moore, Librarian
Maps can also be purchased through the map dealers or outdoor sports merchants:
USGS
Map Dealers in Arizona
USGS
Map Dealers Nationwide
To order maps or other products directly from the USGS:
1-888-ASK-USGS
USGS Products and Prices