Phone Prefix
(406) 991-XXXX
MT • MARION
Search Number in This Prefix
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Carrier Information
NANPA
State
MT
Region
WE
Rate Center
MARION
Assigned To
ONVOY, LLC - MT
OCN
453F
Status
AS
Date Assigned
Nov 15, 2012
Number Range
First Number
(406) 991-0000
Last Number
(406) 991-9999
This prefix contains 10,000 possible phone numbers
Spam Reports
28 reports
28
Total FCC + FTC DNC complaints for numbers in this prefix
Top 21 Most Reported Numbers
| # | Phone Number | Reports |
|---|---|---|
| 1 | (406) 991-8444 4069918444 | 3 |
| 2 | (406) 991-0491 4069910491 | 2 |
| 3 | (406) 991-1854 4069911854 | 2 |
| 4 | (406) 991-7915 4069917915 | 2 |
| 5 | (406) 991-1897 4069911897 | 2 |
| 6 | (406) 991-0330 4069910330 | 2 |
| 7 | (406) 991-3521 4069913521 | 1 |
| 8 | (406) 991-3747 4069913747 | 1 |
| 9 | (406) 991-4819 4069914819 | 1 |
| 10 | (406) 991-7900 4069917900 | 1 |
| 11 | (406) 991-7962 4069917962 | 1 |
| 12 | (406) 991-8010 4069918010 | 1 |
| 13 | (406) 991-8332 4069918332 | 1 |
| 14 | (406) 991-8666 4069918666 | 1 |
| 15 | (406) 991-8736 4069918736 | 1 |
| 16 | (406) 991-8962 4069918962 | 1 |
| 17 | (406) 991-0461 4069910461 | 1 |
| 18 | (406) 991-0521 4069910521 | 1 |
| 19 | (406) 991-0538 4069910538 | 1 |
| 20 | (406) 991-1534 4069911534 | 1 |
| 21 | (406) 991-2155 4069912155 | 1 |
About This Prefix
Phone numbers starting with (406) 991 are part of the North American Numbering Plan (NANP). The first three digits (406) represent the Area Code (NPA), and the next three digits (991) represent the Central Office Code (NXX) or exchange.
- NPA (406) - Numbering Plan Area, identifies the geographic region
- NXX (991) - Central Office Code, identifies the specific exchange
- XXXX - Subscriber number (0000-9999)