Big Horn County, Wyoming clerk's office: address and phone for 2026
The Wyoming Secretary of State lists the Big Horn County Clerk at County Courthouse, PO Box 31, Basin, WY 82410, phone 307-568-2357.
Big Horn County clerk's office
Big Horn County Clerk
Office: County Courthouse, PO Box 31, Basin, WY 82410
Phone: 307-568-2357
Website: bighorncountywy.gov
Check your registration and find your polling place at the Secretary of State elections site, the state's voter site.
Wyoming voting dates for Big Horn County voters
| Date | What |
|---|---|
| Mon, Oct 19 | Last day to register in advance Registration closes Oct 19. After that, you can still register and vote in person at your polling place on Election Day. source |
| Mon, Nov 2 | Request an absentee ballot Ask your county clerk by mail, email, online or in person any day up to the day before the election; requests are not taken on Election Day. source |
| Tue, Nov 3, 7:00 PM | Election Day: polls open 7:00 a.m. to 7:00 p.m. Find your polling place through your county clerk. source |
| Tue, Nov 3, 7:00 PM | Register and vote at the polls Register and vote at your polling place on Election Day. Bring ID. source |
| Tue, Nov 3, 7:00 PM | Return your absentee ballot Your county clerk's office must receive it by 7 p.m. on Election Day. source |
Big Horn County voting questions
What is the phone number for the Big Horn County clerk's office?
307-568-2357, the Clerk (Big Horn County's clerk's office on the Wyoming Secretary of State, Wyoming County Clerks list).
What is the address of the Big Horn County clerk's office?
County Courthouse, PO Box 31, Basin, WY 82410.
More for Wyoming voters
- Who is on the Wyoming ballot: every candidate on the state's official list, race by race.
- Wyoming voting deadlines 2026: registration, mail ballots, early voting and Election Day.
- Every Wyoming county's office.
- Early voting dates in every state.
Other Wyoming counties: Albany, Campbell, Carbon, Converse, Crook, Fremont, Goshen, Hot Springs, Johnson, Laramie, Lincoln, Natrona, Niobrara, Park, Platte, Sheridan, Sublette, Sweetwater, Teton, Uinta, Washakie, Weston.
Office details are from the Wyoming Secretary of State, Wyoming County Clerks (checked October 14, 2026). Dates are Wyoming's, each linked to its source. Call the office before you go.