It is wise to acquaint yourself with any repository in Wyoming which you might visit by writing to the appropriate archive or library in advance.
Most, if not all, Wyoming repositories have published materials that introduce its collections and research policy.
Wyoming archives and historical agencies also have Internet sites that provide the same information. Some even have downloadable databases for some or parts of their collections.
Wyoming Archives
- National Archives-Rocky Mountain Region, Denver Federal Center, Building 48, West 6th Avenue and Kipling Street, Denver, Colorado 80225-0307. States covered are Colorado, Montana, New Mexico, North Dakota, South Dakota, Utah, Wyoming; Mailing Address: P.O. Box 25307, Denver, Colorado 80225-0307; Tel: 303-236-0817, E-mail: denver.archives@nara.gov, Fax: 303-236-9297
- Wyoming State Archives and Historical Department, Barrett Building, 2301 Central Ave., Cheyenne, WY 82002; This repository is the prime resource for state and county records. Most county records in Wyoming have been microfilmed and are available at the archives.
Wyoming Museums
Wyoming Libraries
- Wyoming State Library, 2301 Capitol Ave., Cheyenne, WY 82002-0060
Wyoming Historical & Genealogical Societies
For almost every state there is a state genealogical society, a state genealogical council, or both. In addition to their own work, state-level groups sometimes help coordinate the efforts of local societies within the state. Their publications, newsletters and quarterlies, supplement those produced by the local societies.
- Wyoming State Historical Society, Pmb #184, 1740h Dell Range Blvd., Cheyenne 82009
- Cheyenne Genealogical Society, Central Ave., Cheyenne, WY 82001
- Albany County Genealogical Society, P.O. Box 6163, Laramie 82073
- Albany County Historical Society, 1409 Downey Street, Laramie 82070
- Branches Of Campbell County, 602 West 3rd Street, Gillette 82716-3517
- Campbell County Historical Society, 900 West Second St., Gillette 82716
- Carbon County Historical Society, P.O. Box 52, Rawlins 82301
- Cheyenne Genealogical And Historical Society, P.O. Box 2539, Cheyenne 82003-2539
- Chugwater Historical Society, 315 First St., Chugwater 82210
- Converse County Genealogical Society, 119 North 9th Street, Douglas 82633
- Crook County Historical Society, P.O. Box 63, Sundance 82729
- Fremont County Genealogical Society, 1330 West Park Avenue, Riverton 82501
- Fremont County Historical Society, 630 Lincoln, Lander 82520
- Glendo Historical Historical Society, 204 South Yellowstone, Glendo 82213
- Grand Encampment Historical Society, P.O. Box 395, Encampment 82325
- Greybull Historical Society, P.O. Box 348, Greybull 82426
- Hanna Basin Historical Society, P.O. Box 144, Hanna 82327
- Hot Springs County Historical Society, 700 Broadway, Thermopolis 82443
- Johnson County Genealogical Society, P.O. Box 103, Buffalo 82834
- Johnson County Historical Society, P.O. Box 103, Buffalo 82834
- Lander Genealogical Society, 1015 Black Blvd, Lander 82520
- Laramie Peekers Genealogy Society Of Platte County, 1108 21st Street, Wheatland 82201
- Lincoln County Historical Society, P.O. Box 242, Afton 83110
- Moorcroft Historical Society, 220 S. Big Horn, Moorcroft 82721
- Natrona County Genealogical Society, P.O. Box 9244, Casper 82601
- Niobara County Historical Society, 322 South Main, Lusk 82225
- Parco/sinclair Historical Society, P.O. Box 247, Sinclair 82334
- Park County Genealogical Society, P.O. Box 3056, Cody 82414
- Park County Historical Society, 1002 Sheridan Ave., Cody 82414
- Powell Valley Genealogical Club, P.O. Box 184, Powell 82435
- Ranchester Historical Society, P.O. Box 666, Ranchester 82839
- Riverton Historical Society, 700 East Park Ave., Riverton 82501
- Rock River Historical Society, P.O. Box 52, Rock River 82083
- Rock Springs Historical Society, 212 D St., Rock Springs 82901
- Saratoga Historical Society, P.O. Box 1131, Saratoga 82331
- Sheridan Genealogical Society, 335 West Alger Street, Sheridan 82801
- Star Valley Historical Society, P.O. Box 921, Afton 83110
- Sublette County Genealogy Society, P.O. Box 1186, Pinedale 82941
- Sublette County Historical Society, Inc., 700 East Hennick, Pinedale 82941
- Sweetwater County Historical Museum, 80 West Flaming Gorge Way, Green River 82935
- Sweetwater County Historical Society, 80 W. Flaming Gorge Wy., Green River 82935
- Teton County Historical Center, P.O. Box 1005, Jackson 83001
- Uinta County Historical Society, 36 Tenth St., Evanston 82930
- Washakie County Historical Society, 1115 Obie Sue, Worland 82401
- Weston County Historical Society, 401 Delaware, Newcastle 82701
- Wind River Historical Center, P.O. Box 896, Dubois 82513
- Wyoming Pioneer Historical Society, P.O. Drawer 10, Douglas 82633
