Montana Social Security Field Offices
Complete directory of Montana's 7 SSA field offices operating under SSA Region 8 (Denver). View current operating hours, contact details, and walk-in guidance.
BILLINGS MT
Closed Now
2900 4TH AVE N
, ROOM 304
Billings, MT 59101
Phone: 866-895-1795
Hours: Mon – Fri: 9:00 AM – 4:00 PM (Closed Sat/Sun)
BOZEMAN MT
Closed Now
3205 N 27TH AVE
Bozeman, MT 59718
Phone: 833-452-0419
Hours: Mon – Fri: 9:00 AM – 4:00 PM (Closed Sat/Sun)
BUTTE MT
Closed Now
2201 HARRISON AVE
, STE A
Butte, MT 59701
Phone: 888-632-7068
Hours: Mon – Fri: 9:00 AM – 4:00 PM (Closed Sat/Sun)
GREAT FALLS MT
Closed Now
2008 23RD ST S
Great Falls, MT 59405
Phone: 877-583-4114
Hours: Mon – Fri: 9:00 AM – 4:00 PM (Closed Sat/Sun)
HELENA MT
Closed Now
10 W 15TH ST
, SUITE 1600
Helena, MT 59626
Phone: 866-563-9496
Hours: Mon – Fri: 9:00 AM – 4:00 PM (Closed Sat/Sun)
KALISPELL MT
Closed Now
275 CORPORATE DR
, SUITE D
Kalispell, MT 59901
Phone: 888-487-0150
Hours: Mon – Fri: 9:00 AM – 4:00 PM (Closed Sat/Sun)
MISSOULA MT
Closed Now
3701 AMERICAN WAY
Missoula, MT 59808
Phone: 866-931-9029
Hours: Mon – Fri: 9:00 AM – 4:00 PM (Closed Sat/Sun)
Common Social Security Tasks & Guides
Resolve common issues online or by phone without an unnecessary office visit.
Check identity document requirements before visiting.
Learn when appointments have been required since January 2025.
Direct dial tips and phone menu shortcuts.
How to instantly download your proof of income.
About Social Security Offices & Benefit Rules in Montana
Regional Jurisdiction & Scope
Montana field offices are governed by SSA Region 8 (Denver) Regional Office. This region's Montana operations cover 7 field offices across 56 counties.
State Supplementary Payment (SSP) Rules
Montana provides a State Supplementary Payment (SSP) on top of federal SSI, administered directly by the Social Security Administration alongside your federal benefit in a single payment.
Medicaid & Health Coverage Integration
Montana automatically enrolls SSI recipients in Medicaid (Montana Medicaid) — approval for SSI means approval for Medicaid too, with no separate application needed.
Office Walk-Ins & Hearing Offices (OHO)
Since January 2025, Montana field offices require an appointment for in-person service, including Social Security card requests — book online or call ahead before visiting. Walk-ins are still served for urgent situations (vulnerable individuals, military personnel, people with terminal illnesses) and at offices with minimal wait times. For disability appeals, Montana's Office of Hearings Operations (OHO) has hearing offices in Billings.