There are 4 zip codes in Custer County, Montana. The most populated is 59301, located in Miles City. * 2024 populations estimated based on the latest ACS 5-year data.
Zip Code | City | Population |
---|---|---|
59301 | Miles City | 11,610 |
59336 | Ismay | 222 |
59338 | Kinsey | 162 |
59345 | Powderville | 41 |