Phone Prefix
(720) 457-XXXX
CO • DENVER
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Carrier Information
NANPA
State
CO
Region
WE
Rate Center
DENVER
Assigned To
LEVEL 3 COMMUNICATIONS, LLC - CO
OCN
6118
Status
AS
Date Assigned
Jul 07, 2008
Number Range
First Number
(720) 457-0000
Last Number
(720) 457-9999
This prefix contains 10,000 possible phone numbers
Spam Reports
36 reports
36
Total FCC + FTC DNC complaints for numbers in this prefix
Top 19 Most Reported Numbers
| # | Phone Number | Reports |
|---|---|---|
| 1 | (720) 457-7771 7204577771 | 5 |
| 2 | (720) 457-0950 7204570950 | 4 |
| 3 | (720) 457-2398 7204572398 | 3 |
| 4 | (720) 457-5501 7204575501 | 3 |
| 5 | (720) 457-2394 7204572394 | 3 |
| 6 | (720) 457-7749 7204577749 | 3 |
| 7 | (720) 457-9757 7204579757 | 2 |
| 8 | (720) 457-7775 7204577775 | 2 |
| 9 | (720) 457-5186 7204575186 | 1 |
| 10 | (720) 457-2789 7204572789 | 1 |
| 11 | (720) 457-6980 7204576980 | 1 |
| 12 | (720) 457-7226 7204577226 | 1 |
| 13 | (720) 457-2783 7204572783 | 1 |
| 14 | (720) 457-9031 7204579031 | 1 |
| 15 | (720) 457-9510 7204579510 | 1 |
| 16 | (720) 457-9589 7204579589 | 1 |
| 17 | (720) 457-4832 7204574832 | 1 |
| 18 | (720) 457-3797 7204573797 | 1 |
| 19 | (720) 457-4847 7204574847 | 1 |
About This Prefix
Phone numbers starting with (720) 457 are part of the North American Numbering Plan (NANP). The first three digits (720) represent the Area Code (NPA), and the next three digits (457) represent the Central Office Code (NXX) or exchange.
- NPA (720) - Numbering Plan Area, identifies the geographic region
- NXX (457) - Central Office Code, identifies the specific exchange
- XXXX - Subscriber number (0000-9999)