Phone Prefix
(720) 523-XXXX
CO • DENVER
Search Number in This Prefix
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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
May 13, 2011
Number Range
First Number
(720) 523-0000
Last Number
(720) 523-9999
This prefix contains 10,000 possible phone numbers
Spam Reports
89 reports
89
Total FCC + FTC DNC complaints for numbers in this prefix
Top 69 Most Reported Numbers
| # | Phone Number | Reports |
|---|---|---|
| 1 | (720) 523-9609 7205239609 | 6 |
| 2 | (720) 523-9701 7205239701 | 4 |
| 3 | (720) 523-9519 7205239519 | 3 |
| 4 | (720) 523-9828 7205239828 | 2 |
| 5 | (720) 523-9831 7205239831 | 2 |
| 6 | (720) 523-9877 7205239877 | 2 |
| 7 | (720) 523-9633 7205239633 | 2 |
| 8 | (720) 523-9282 7205239282 | 2 |
| 9 | (720) 523-9526 7205239526 | 2 |
| 10 | (720) 523-9446 7205239446 | 2 |
| 11 | (720) 523-9003 7205239003 | 2 |
| 12 | (720) 523-9600 7205239600 | 2 |
| 13 | (720) 523-9567 7205239567 | 2 |
| 14 | (720) 523-5491 7205235491 | 1 |
| 15 | (720) 523-5499 7205235499 | 1 |
| 16 | (720) 523-5501 7205235501 | 1 |
| 17 | (720) 523-5527 7205235527 | 1 |
| 18 | (720) 523-5569 7205235569 | 1 |
| 19 | (720) 523-6103 7205236103 | 1 |
| 20 | (720) 523-9232 7205239232 | 1 |
| 21 | (720) 523-9409 7205239409 | 1 |
| 22 | (720) 523-9411 7205239411 | 1 |
| 23 | (720) 523-9415 7205239415 | 1 |
| 24 | (720) 523-9416 7205239416 | 1 |
| 25 | (720) 523-9425 7205239425 | 1 |
| 26 | (720) 523-9449 7205239449 | 1 |
| 27 | (720) 523-9452 7205239452 | 1 |
| 28 | (720) 523-9454 7205239454 | 1 |
| 29 | (720) 523-9468 7205239468 | 1 |
| 30 | (720) 523-9491 7205239491 | 1 |
| 31 | (720) 523-9497 7205239497 | 1 |
| 32 | (720) 523-9507 7205239507 | 1 |
| 33 | (720) 523-9510 7205239510 | 1 |
| 34 | (720) 523-9516 7205239516 | 1 |
| 35 | (720) 523-9525 7205239525 | 1 |
| 36 | (720) 523-9527 7205239527 | 1 |
| 37 | (720) 523-9538 7205239538 | 1 |
| 38 | (720) 523-9545 7205239545 | 1 |
| 39 | (720) 523-9571 7205239571 | 1 |
| 40 | (720) 523-9573 7205239573 | 1 |
| 41 | (720) 523-9586 7205239586 | 1 |
| 42 | (720) 523-9598 7205239598 | 1 |
| 43 | (720) 523-9603 7205239603 | 1 |
| 44 | (720) 523-9624 7205239624 | 1 |
| 45 | (720) 523-9638 7205239638 | 1 |
| 46 | (720) 523-9642 7205239642 | 1 |
| 47 | (720) 523-9646 7205239646 | 1 |
| 48 | (720) 523-9649 7205239649 | 1 |
| 49 | (720) 523-9666 7205239666 | 1 |
| 50 | (720) 523-9672 7205239672 | 1 |
| 51 | (720) 523-9682 7205239682 | 1 |
| 52 | (720) 523-9695 7205239695 | 1 |
| 53 | (720) 523-9881 7205239881 | 1 |
| 54 | (720) 523-9882 7205239882 | 1 |
| 55 | (720) 523-9921 7205239921 | 1 |
| 56 | (720) 523-1825 7205231825 | 1 |
| 57 | (720) 523-9992 7205239992 | 1 |
| 58 | (720) 523-2283 7205232283 | 1 |
| 59 | (720) 523-3659 7205233659 | 1 |
| 60 | (720) 523-5018 7205235018 | 1 |
| 61 | (720) 523-5115 7205235115 | 1 |
| 62 | (720) 523-5188 7205235188 | 1 |
| 63 | (720) 523-5359 7205235359 | 1 |
| 64 | (720) 523-5361 7205235361 | 1 |
| 65 | (720) 523-5367 7205235367 | 1 |
| 66 | (720) 523-5373 7205235373 | 1 |
| 67 | (720) 523-5374 7205235374 | 1 |
| 68 | (720) 523-5401 7205235401 | 1 |
| 69 | (720) 523-5468 7205235468 | 1 |
About This Prefix
Phone numbers starting with (720) 523 are part of the North American Numbering Plan (NANP). The first three digits (720) represent the Area Code (NPA), and the next three digits (523) represent the Central Office Code (NXX) or exchange.
- NPA (720) - Numbering Plan Area, identifies the geographic region
- NXX (523) - Central Office Code, identifies the specific exchange
- XXXX - Subscriber number (0000-9999)