Phone Prefix
(557) 777-XXXX
MO • CREVECOEUR
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Carrier Information
NANPA
State
MO
Region
SW
Rate Center
CREVECOEUR
Assigned To
NEW CINGULAR WIRELESS PCS, LLC - IL
OCN
6534
Status
AS
Date Assigned
Oct 20, 2022
Number Range
First Number
(557) 777-0000
Last Number
(557) 777-9999
This prefix contains 10,000 possible phone numbers
Spam Reports
9 reports
9
Total FCC + FTC DNC complaints for numbers in this prefix
Top 9 Most Reported Numbers
| # | Phone Number | Reports |
|---|---|---|
| 1 | (557) 777-3381 5577773381 | 1 |
| 2 | (557) 777-3614 5577773614 | 1 |
| 3 | (557) 777-4022 5577774022 | 1 |
| 4 | (557) 777-4045 5577774045 | 1 |
| 5 | (557) 777-4153 5577774153 | 1 |
| 6 | (557) 777-4174 5577774174 | 1 |
| 7 | (557) 777-4186 5577774186 | 1 |
| 8 | (557) 777-4247 5577774247 | 1 |
| 9 | (557) 777-4559 5577774559 | 1 |
About This Prefix
Phone numbers starting with (557) 777 are part of the North American Numbering Plan (NANP). The first three digits (557) represent the Area Code (NPA), and the next three digits (777) represent the Central Office Code (NXX) or exchange.
- NPA (557) - Numbering Plan Area, identifies the geographic region
- NXX (777) - Central Office Code, identifies the specific exchange
- XXXX - Subscriber number (0000-9999)