- City / exchange
- Greatfalls
- Province / state
- Montana
- Country
- United States
- Carrier
- Level 3 Communications, LLC - Mt
- Line type
- Likely VoIP / virtual number
- OCN
- 9415
- Status
- In Service
- Assigned
- 06/19/2002
- Number pooling
- Yes (block shared between carriers)
406-564 phone numbers
Greatfalls, Montana, United States · Level 3 Communications, LLC - Mt
Reported numbers in 406-564
No numbers in this block have been reported by visitors yet.
What does the 406-564 prefix tell you?
Every North American number is area code + prefix + line. The prefix 406-564 was assigned to Level 3 Communications, LLC - Mt on 06/19/2002 for the Greatfalls exchange. A call from this block usually originates from a Level 3 Communications, LLC - Mt customer in or near Greatfalls, but caller ID can be spoofed to show any number.