Phone Prefix
(857) 445-XXXX
MA • BOSTON
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Carrier Information
NANPA
State
MA
Region
NE
Rate Center
BOSTON
Assigned To
LEVEL 3 COMMUNICATIONS, LLC - MA
OCN
4018
Status
AS
Date Assigned
Apr 19, 2007
Number Range
First Number
(857) 445-0000
Last Number
(857) 445-9999
This prefix contains 10,000 possible phone numbers
Spam Reports
7 reports
7
Total FCC + FTC DNC complaints for numbers in this prefix
Top 7 Most Reported Numbers
| # | Phone Number | Reports |
|---|---|---|
| 1 | (857) 445-0084 8574450084 | 1 |
| 2 | (857) 445-0215 8574450215 | 1 |
| 3 | (857) 445-0247 8574450247 | 1 |
| 4 | (857) 445-0399 8574450399 | 1 |
| 5 | (857) 445-4420 8574454420 | 1 |
| 6 | (857) 445-4672 8574454672 | 1 |
| 7 | (857) 445-4675 8574454675 | 1 |
About This Prefix
Phone numbers starting with (857) 445 are part of the North American Numbering Plan (NANP). The first three digits (857) represent the Area Code (NPA), and the next three digits (445) represent the Central Office Code (NXX) or exchange.
- NPA (857) - Numbering Plan Area, identifies the geographic region
- NXX (445) - Central Office Code, identifies the specific exchange
- XXXX - Subscriber number (0000-9999)