Phone Prefix
(508) 257-XXXX
MA • SIASCONSET
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Carrier Information
NANPA
State
MA
Region
NE
Rate Center
SIASCONSET
Assigned To
COMCAST IP PHONE, LLC
OCN
318J
Status
AS
Date Assigned
Apr 11, 2005
Number Range
First Number
(508) 257-0000
Last Number
(508) 257-9999
This prefix contains 10,000 possible phone numbers
Spam Reports
28 reports
28
Total FCC + FTC DNC complaints for numbers in this prefix
Top 22 Most Reported Numbers
| # | Phone Number | Reports |
|---|---|---|
| 1 | (508) 257-1352 5082571352 | 3 |
| 2 | (508) 257-1729 5082571729 | 3 |
| 3 | (508) 257-7355 5082577355 | 2 |
| 4 | (508) 257-1232 5082571232 | 2 |
| 5 | (508) 257-1914 5082571914 | 1 |
| 6 | (508) 257-1942 5082571942 | 1 |
| 7 | (508) 257-1955 5082571955 | 1 |
| 8 | (508) 257-2938 5082572938 | 1 |
| 9 | (508) 257-4146 5082574146 | 1 |
| 10 | (508) 257-5873 5082575873 | 1 |
| 11 | (508) 257-7005 5082577005 | 1 |
| 12 | (508) 257-7241 5082577241 | 1 |
| 13 | (508) 257-7398 5082577398 | 1 |
| 14 | (508) 257-7477 5082577477 | 1 |
| 15 | (508) 257-7547 5082577547 | 1 |
| 16 | (508) 257-7672 5082577672 | 1 |
| 17 | (508) 257-7817 5082577817 | 1 |
| 18 | (508) 257-0133 5082570133 | 1 |
| 19 | (508) 257-8697 5082578697 | 1 |
| 20 | (508) 257-1192 5082571192 | 1 |
| 21 | (508) 257-1209 5082571209 | 1 |
| 22 | (508) 257-1263 5082571263 | 1 |
About This Prefix
Phone numbers starting with (508) 257 are part of the North American Numbering Plan (NANP). The first three digits (508) represent the Area Code (NPA), and the next three digits (257) represent the Central Office Code (NXX) or exchange.
- NPA (508) - Numbering Plan Area, identifies the geographic region
- NXX (257) - Central Office Code, identifies the specific exchange
- XXXX - Subscriber number (0000-9999)