Boundary Atlas

ZIP code 29555: Johnsonville, SC

ZIP code 29555 is in Johnsonville (22% of residents), in Florence County (98%) and Williamsburg County (1.9%), South Carolina. 78% of its residents live outside city limits. It is in South Carolina's 7th congressional district (98%) and South Carolina's 6th congressional district (1.9%). Its state senate districts are State Senate District 31 (98%) and State Senate District 32 (1.9%); its state house districts are State House District 60 (98%) and State House District 57 (1.9%).

5,878residents (2020 Census)
95.0 sq miland area
1cities and towns
2congressional districts
6voting precincts

See it on the mapAll of South Carolina

City and county

City or townShare of ZIP residents
Johnsonville22%

CountyShare of ZIP residents
Florence County98%
Williamsburg County1.9%

Town or county subdivisionShare of ZIP residents
Johnsonville CCD98%
Hemingway CCD1.8%
Indiantown CCD0.1%

Congressional districts

Congressional districtShare of ZIP residents
South Carolina's 7th congressional district (SC-07)98%
South Carolina's 6th congressional district (SC-06)1.9%

This ZIP is split between districts. A mailing address in it could be in either; the map or locate_point gives the district for an exact address.

Elected officials

OfficeMemberContactShare of residents
U.S. Representative (SC-07)Russell Fry (R)202-225-989598%
U.S. Representative (SC-06)James E. Clyburn (D)202-225-33151.9%
U.S. SenatorDarline Graham (R)202-224-5972statewide
U.S. SenatorTim Scott (R)202-224-6121 · contact formstatewide
State Senator (State Senate District 31)Mike Reichenbach (R)98%
State Senator (State Senate District 32)Ronnie Sabb (Democratic)1.9%
State Representative (State House District 60)Phillip Lowe (R)98%
State Representative (State House District 57)Lucas Atkinson (R)1.9%

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 3198%
State Senate District 321.9%

State house districtShare of ZIP residents
State House District 6098%
State House District 571.9%

Voting precincts

6 voting precincts overlap ZIP 29555. Map them, with each precinct's share of the ZIP's residents.

Get this in your AI agent

Your agent can get these cities, counties, districts and precincts with their shares, and their GeoJSON boundaries, from Boundary Atlas. Add https://atlas-production-d344.up.railway.app/mcp to Claude, ChatGPT, Cursor or Codex (free, no key; how), then:

related_geographies(id="us:zcta:29555")

ZIP 29555 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.