- City / exchange
- Kalispell
- Province / state
- Montana
- Country
- United States
- Carrier
- Boost Subscriberco L.l.c.
- Line type
- Likely mobile
- OCN
- 490J
- Status
- In Service
- Number pooling
- Yes (block shared between carriers)
406-858 phone numbers
Kalispell, Montana, United States · Boost Subscriberco L.l.c.
Reported numbers in 406-858
No numbers in this block have been reported by visitors yet.
What does the 406-858 prefix tell you?
Every North American number is area code + prefix + line. The prefix 406-858 was assigned to Boost Subscriberco L.l.c. on an unknown date for the Kalispell exchange. A call from this block usually originates from a Boost Subscriberco L.l.c. customer in or near Kalispell, but caller ID can be spoofed to show any number.