UPDATE on 911 outage for residents in Custer, Garfield and Prairie counties. Click link for further details. 
911 Verizon services are down for residents in Custer, Garfield and Prairie Counties. If your cell phone carrier is Verizon and you dial 911, your call will not go through at this time. All other cell phone carriers and landlines are working in Custer, Prairie and Custer county. If your cell phone carrier is Verizon, please dial 406-232-3411 to report an emergency until further notice.
South Eastern Montana Dispatch is working on the issue. You will receive notification when Verizon 911 lines are up and operating fully.
Address/Location
Custer/Garfield 911 Dispatch
1010 Main St
Miles City, MT 59301
Contact
Emergency: 9-1-1
Non-emergencies: 406-232-3411