Phone Prefix
(857) 991-XXXX
MA • BOSTON
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Carrier Information
NANPA
State
MA
Region
NE
Rate Center
BOSTON
Assigned To
METROPCS, INC.
OCN
5562
Status
AS
Date Assigned
Dec 05, 2003
Number Range
First Number
(857) 991-0000
Last Number
(857) 991-9999
This prefix contains 10,000 possible phone numbers
Spam Reports
11 reports
11
Total FCC + FTC DNC complaints for numbers in this prefix
Top 11 Most Reported Numbers
| # | Phone Number | Reports |
|---|---|---|
| 1 | (857) 991-1265 8579911265 | 1 |
| 2 | (857) 991-1268 8579911268 | 1 |
| 3 | (857) 991-1445 8579911445 | 1 |
| 4 | (857) 991-1448 8579911448 | 1 |
| 5 | (857) 991-1473 8579911473 | 1 |
| 6 | (857) 991-1553 8579911553 | 1 |
| 7 | (857) 991-1573 8579911573 | 1 |
| 8 | (857) 991-1620 8579911620 | 1 |
| 9 | (857) 991-1672 8579911672 | 1 |
| 10 | (857) 991-1705 8579911705 | 1 |
| 11 | (857) 991-1863 8579911863 | 1 |
About This Prefix
Phone numbers starting with (857) 991 are part of the North American Numbering Plan (NANP). The first three digits (857) represent the Area Code (NPA), and the next three digits (991) represent the Central Office Code (NXX) or exchange.
- NPA (857) - Numbering Plan Area, identifies the geographic region
- NXX (991) - Central Office Code, identifies the specific exchange
- XXXX - Subscriber number (0000-9999)