Billings, MT ZIP Codes
Billings, Montana has 14 ZIP codes: 4 for street addresses (, , and ), 4 for PO boxes and 6 for single organizations.
Your street decides which one you use.
Which Billings ZIP code is my address in?
Street ranges from the Census Bureau, 2026. PO box and organization ZIP codes are not found by street. A new street may be missing: address not found?
Billings ZIP code map
Tap or point to an area to see its ZIP code.Full-size map
PO box and single-organization ZIP codes have no area on the map. Dashed line: Billings city limits.
Map: Census Bureau ZIP Code Tabulation Areas (2020) and place limits (2024).
All Billings ZIP codes by type
| ZIP | Type and post office or station |
|---|---|
| 59101 | street delivery Billings |
| 59102 | street delivery Centennial |
| 59103 | PO boxes at the Downtown Billings post office Downtown Billings |
| 59104 | PO boxes at the Pioneer post office Pioneer |
| 59105 | street delivery Ronald Reagan |
| 59106 | street delivery Billings |
| 59107 | PO boxes at the Billings post office Billings |
| 59108 | PO boxes at the Centennial post office Centennial |
| 59111 | one organization Billings |
| 59112 | one organization Billings |
| 59114 | one organization Billings |
| 59115 | one organization Billings |
| 59116 | one organization Billings |
| 59117 | one organization Billings |
Why your mail may say Billings when you live outside it
Billings ZIP codes also cover Lockwood, so a letter addressed to Billings can go to a home outside the city limits.
A ZIP code does not set your city, school district or tax. Yellowstone County property records show which city you are in.
Billings ZIP code questions
What is the main ZIP code for Billings?
59101, the ZIP code of the main Billings post office at 841 S 26th St.
Which Billings ZIP codes are for PO boxes only?
59103, 59104, 59107 and 59108. Mail to them goes to boxes at the post office, not to street addresses.
What county is Billings in?
Yellowstone County.
ZIP codes for towns near Billings
More towns near Billings: Casper, Idaho Falls, Missoula, Pocatello, Rapid City, Logan, Laramie, Ogden, Roy.
Sources and last checked
USPS ZIP Locale Detail (October 1, 2026), GeoNames (CC BY 4.0), U.S. Census Bureau, HUD-USPS crosswalk.
Checked October 20, 2026. Sources · How we build our lists · Corrections