Natrona County Library

The Natrona County Library is located at 307 E. 2nd St., Casper, WY 82601. Phone (307) 577-7323. Summer hours are Monday through Thursday, 9:00 a.m. to 6:00 p.m.; Friday and Saturday 9:00 a.m. to 5:00 p.m. Sundays: closed in summer, open in winter. The library has a large silk Wyoming State Flag featuring Verna Keyes‘ 1925 rendition of the Great Seal and an early prototype flag with the bison facing the flagstaff as Verna originally designed it.