Phone Prefix
(406) 665-XXXX
MT • HARDIN
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Carrier Information
NANPA
State
MT
Region
WE
Rate Center
HARDIN
Carrier
9636-QWEST CORPORATION
Status
AV
Number Range
First Number
(406) 665-0000
Last Number
(406) 665-9999
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) 665-1543 4066651543 | 1 |
| 2 | (406) 665-3631 4066653631 | 1 |
| 3 | (406) 665-3822 4066653822 | 1 |
| 4 | (406) 665-4987 4066654987 | 1 |
| 5 | (406) 665-5228 4066655228 | 1 |
| 6 | (406) 665-8079 4066658079 | 1 |
| 7 | (406) 665-8362 4066658362 | 1 |
About This Prefix
Phone numbers starting with (406) 665 are part of the North American Numbering Plan (NANP). The first three digits (406) represent the Area Code (NPA), and the next three digits (665) represent the Central Office Code (NXX) or exchange.
- NPA (406) - Numbering Plan Area, identifies the geographic region
- NXX (665) - Central Office Code, identifies the specific exchange
- XXXX - Subscriber number (0000-9999)