Phone Prefix
(406) 770-XXXX
MT • GREATFALLS
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Carrier Information
NANPA
State
MT
Region
WE
Rate Center
GREATFALLS
Assigned To
NEW CINGULAR WIRELESS PCS, LLC
OCN
6010
Status
AS
Date Assigned
Oct 19, 2016
Number Range
First Number
(406) 770-0000
Last Number
(406) 770-9999
This prefix contains 10,000 possible phone numbers
Spam Reports
17 reports
17
Total FCC + FTC DNC complaints for numbers in this prefix
Top 15 Most Reported Numbers
| # | Phone Number | Reports |
|---|---|---|
| 1 | (406) 770-7323 4067707323 | 3 |
| 2 | (406) 770-2056 4067702056 | 1 |
| 3 | (406) 770-2550 4067702550 | 1 |
| 4 | (406) 770-2822 4067702822 | 1 |
| 5 | (406) 770-2919 4067702919 | 1 |
| 6 | (406) 770-3272 4067703272 | 1 |
| 7 | (406) 770-3625 4067703625 | 1 |
| 8 | (406) 770-0314 4067700314 | 1 |
| 9 | (406) 770-3709 4067703709 | 1 |
| 10 | (406) 770-3981 4067703981 | 1 |
| 11 | (406) 770-4236 4067704236 | 1 |
| 12 | (406) 770-5148 4067705148 | 1 |
| 13 | (406) 770-5221 4067705221 | 1 |
| 14 | (406) 770-5907 4067705907 | 1 |
| 15 | (406) 770-3702 4067703702 | 1 |
About This Prefix
Phone numbers starting with (406) 770 are part of the North American Numbering Plan (NANP). The first three digits (406) represent the Area Code (NPA), and the next three digits (770) represent the Central Office Code (NXX) or exchange.
- NPA (406) - Numbering Plan Area, identifies the geographic region
- NXX (770) - Central Office Code, identifies the specific exchange
- XXXX - Subscriber number (0000-9999)