Boundary Atlas

ZIP code 37650: Erwin, TN

ZIP code 37650 is in Erwin (49% of residents), Banner Hill (12%) and Embreeville (3.4%), in Unicoi County (96%) and Washington County (4.2%), Tennessee. 36% of its residents live outside city limits. It is in Tennessee's 1st congressional district. Its state senate districts are State Senate District 9 (96%) and State Senate District 3 (4.2%); its state house districts are State House District 4 (96%) and State House District 7 (4.2%).

12,329residents (2020 Census)
97.0 sq miland area
3cities and towns
1congressional district
8voting precincts

See it on the mapAll of Tennessee

City and county

City or townShare of ZIP residents
Erwin49%
Banner Hill12%
Embreeville3.4%

CountyShare of ZIP residents
Unicoi County96%
Washington County4.2%

Town or county subdivisionShare of ZIP residents
District 249%
District 140%
District 37.0%
District 22.2%
District 41.9%

Congressional district

Congressional districtShare of ZIP residents
Tennessee's 1st congressional district (TN-01)100%

Elected officials

OfficeMemberContactShare of residents
U.S. Representative (TN-01)Diana Harshbarger (R)202-225-6356100%
U.S. SenatorBill Hagerty (R)202-224-4944 · contact formstatewide
U.S. SenatorMarsha Blackburn (R)202-224-3344 · contact formstatewide
State Senator (State Senate District 9)Steve Southerland (R)96%
State Senator (State Senate District 3)Rusty Crowe (R)4.2%
State Representative (State House District 4)Renea Jones (R)96%
State Representative (State House District 7)Becky Jo Alexander (R)4.2%

Elected in 2024 under TN's previous congressional map; this district's lines changed for the 120th Congress (seated January 3, 2027).

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 996%
State Senate District 34.2%

State house districtShare of ZIP residents
State House District 496%
State House District 74.2%

Voting precincts

8 voting precincts overlap ZIP 37650. Map them, with each precinct's share of the ZIP's residents.

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ZIP 37650 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.