Phone Prefix
(406) 857-XXXX
MT • SOMERS
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Carrier Information
NANPA
State
MT
Region
WE
Rate Center
SOMERS
Assigned To
TELNYX LLC
OCN
073H
Status
AS
Date Assigned
Jul 20, 2020
Number Range
First Number
(406) 857-0000
Last Number
(406) 857-9999
This prefix contains 10,000 possible phone numbers
Spam Reports
8 reports
8
Total FCC + FTC DNC complaints for numbers in this prefix
Top 7 Most Reported Numbers
| # | Phone Number | Reports |
|---|---|---|
| 1 | (406) 857-8234 4068578234 | 2 |
| 2 | (406) 857-2149 4068572149 | 1 |
| 3 | (406) 857-4245 4068574245 | 1 |
| 4 | (406) 857-1144 4068571144 | 1 |
| 5 | (406) 857-5886 4068575886 | 1 |
| 6 | (406) 857-8471 4068578471 | 1 |
| 7 | (406) 857-5021 4068575021 | 1 |
About This Prefix
Phone numbers starting with (406) 857 are part of the North American Numbering Plan (NANP). The first three digits (406) represent the Area Code (NPA), and the next three digits (857) represent the Central Office Code (NXX) or exchange.
- NPA (406) - Numbering Plan Area, identifies the geographic region
- NXX (857) - Central Office Code, identifies the specific exchange
- XXXX - Subscriber number (0000-9999)