Boundary Atlas

ZIP code 59301: Miles City, MT

ZIP code 59301 is in Miles City (73% of residents), in Custer County (99%), Garfield County (0.2%), Powder River County (0.2%), Rosebud County (0.2%) and Prairie County (<0.1%), Montana. 27% of its residents live outside city limits. It is in Montana's 2nd congressional district. Its state senate districts are State Senate District 18 (93%), State Senate District 17 (6.5%) and State Senate District 21 (0.1%); its state house districts are State House District 36 (93%), State House District 34 (6.5%), State House District 35 (0.3%) and State House District 41 (0.1%).

11,509residents (2020 Census)
2,851.9 sq miland area
1cities and towns
1congressional district
16voting precincts

See it on the mapAll of Montana

City and county

City or townShare of ZIP residents
Miles City73%

CountyShare of ZIP residents
Custer County99%
Garfield County0.2%
Powder River County0.2%
Rosebud County0.2%
Prairie County<0.1%

Town or county subdivisionShare of ZIP residents
Miles City CCD93%
South Custer CCD3.6%
North Custer CCD2.3%
Shirley-Ismay CCD0.8%
South Garfield CCD0.2%
Otter CCD0.2%
North of the Yellowstone CCD0.1%
Rosebud CCD0.1%
Terry North CCD<0.1%

Congressional district

Congressional districtShare of ZIP residents
Montana's 2nd congressional district (MT-02)100%

Elected officials

OfficeMemberContactShare of residents
U.S. Representative (MT-02)Troy Downing (R)202-225-3211100%
U.S. SenatorSteve Daines (R)202-224-2651 · contact formstatewide
U.S. SenatorTim Sheehy (R)202-224-2644statewide
State Senator (State Senate District 18)Ken Bogner (R)406-916-969093%
State Senator (State Senate District 17)Bob Phalen (R)406-939-11876.5%
State Senator (State Senate District 21)Gayle Lammers (R)406-679-00200.1%
State Representative (State House District 36)Greg Kmetz (R)406-853-163693%
State Representative (State House District 34)Jerry Schillinger (R)6.5%
State Representative (State House District 35)Gary Parry (R)0.3%
State Representative (State House District 41)Jade Sooktis (Democratic)0.1%

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 1893%
State Senate District 176.5%
State Senate District 210.1%

State house districtShare of ZIP residents
State House District 3693%
State House District 346.5%
State House District 350.3%
State House District 410.1%

Voting precincts

16 voting precincts overlap ZIP 59301. Map them, with each precinct's share of the ZIP's residents.

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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:

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ZIP 59301 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.