Campbell County, Wyoming clerk's office: address and phone for 2026
The Wyoming Secretary of State lists the Campbell County Clerk at 500 S. Gillette Ave, Suite 1602, Gillette, WY 82716, phone 307-682-7285.
Campbell County clerk's office
Campbell County Clerk
Office: 500 S. Gillette Ave, Suite 1602, Gillette, WY 82716
Phone: 307-682-7285
Website: campbellcountywy.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 Campbell 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 |
Campbell County voting questions
What is the phone number for the Campbell County clerk's office?
307-682-7285, the Clerk (Campbell County's clerk's office on the Wyoming Secretary of State, Wyoming County Clerks list).
What is the address of the Campbell County clerk's office?
500 S. Gillette Ave, Suite 1602, Gillette, WY 82716.
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, Big Horn, 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.