Prefix 406-489

There are 2 phone numbers within prefix 406-489 that have resulted in reports by users.
 
The location of calls from 406-489 is Sidney, Montana, USA. Most numbers in this area code are in US Mountain time, where the time is currently 5:50:46 PM on June 30, 2025. The telco provider for 406-489 is New Cingular Wireless Pcs, Llc.
 
Choose a phone number from the list below to browse user reports for 406-489. You can also use the search box above to search for user reports about any phone number, or to file a report about any phone number.