Boundary Atlas

ZIP code 25661: Williamson, WV

ZIP code 25661 is in Williamson (60% of residents) and Chattaroy (1.9%), in Mingo County, West Virginia. 38% of its residents live outside city limits. It is in West Virginia's 1st congressional district. Its state senate district is State Senate District 6; its state house districts are Delegate District 34 (92%) and Delegate District 29 (7.9%).

5,162residents (2020 Census)
41.6 sq miland area
2cities and towns
1congressional district
11voting precincts

See it on the mapAll of West Virginia

City and county

City or townShare of ZIP residents
Williamson60%
Chattaroy1.9%

CountyShare of ZIP residents
Mingo County100%

Town or county subdivisionShare of ZIP residents
Williamson district76%
Tug Hardee district20%
Lee district4.2%
Magnolia district0.1%

Congressional district

Congressional districtShare of ZIP residents
West Virginia's 1st congressional district (WV-01)100%

Elected officials

OfficeMemberContactShare of residents
U.S. Representative (WV-01)Carol D. Miller (R)202-225-3452100%
U.S. SenatorJames C. Justice (R)202-224-3954statewide
U.S. SenatorShelley Moore Capito (R)202-224-6472 · contact formstatewide
State Senator (State Senate District 6)Craig Hart (R)100%
State Senator (State Senate District 6)Mark Maynard (R)304-360-6272100%
Delegate (Delegate District 34)Mark Dean (R)92%
Delegate (Delegate District 29)Corby Dillon (R)7.9%

Officials serving now (members of Congress until January 3, 2027). Sources: State legislators: Open States (public domain); Members of Congress: the @unitedstates project, congress-legislators (CC0).

Local government

State legislative districts

State senate districtShare of ZIP residents
State Senate District 6100%

State house districtShare of ZIP residents
Delegate District 3492%
Delegate District 297.9%

Voting precincts

11 voting precincts overlap ZIP 25661. Map them, with each precinct's share of the ZIP's residents.

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ZIP 25661 here is the Census Bureau's ZIP Code Tabulation Area, which approximates the USPS ZIP Code; PO-box-only ZIPs have none. Districts are the maps in force for the November 3, 2026 election.