Phone Prefix
(720) 255-XXXX
CO • DENVER
Search Number in This Prefix
Enter the last 4 digits to search for a specific number
Carrier Information
NANPA
State
CO
Region
WE
Rate Center
DENVER
Assigned To
LEVEL 3 COMMUNICATIONS, LLC - CO
OCN
6118
Status
AS
Date Assigned
Sep 29, 2008
Number Range
First Number
(720) 255-0000
Last Number
(720) 255-9999
This prefix contains 10,000 possible phone numbers
Spam Reports
17 reports
17
Total FCC + FTC DNC complaints for numbers in this prefix
Top 17 Most Reported Numbers
| # | Phone Number | Reports |
|---|---|---|
| 1 | (720) 255-0042 7202550042 | 1 |
| 2 | (720) 255-0583 7202550583 | 1 |
| 3 | (720) 255-1098 7202551098 | 1 |
| 4 | (720) 255-1101 7202551101 | 1 |
| 5 | (720) 255-1529 7202551529 | 1 |
| 6 | (720) 255-1823 7202551823 | 1 |
| 7 | (720) 255-1979 7202551979 | 1 |
| 8 | (720) 255-2565 7202552565 | 1 |
| 9 | (720) 255-2707 7202552707 | 1 |
| 10 | (720) 255-4663 7202554663 | 1 |
| 11 | (720) 255-5415 7202555415 | 1 |
| 12 | (720) 255-5718 7202555718 | 1 |
| 13 | (720) 255-5849 7202555849 | 1 |
| 14 | (720) 255-6273 7202556273 | 1 |
| 15 | (720) 255-7421 7202557421 | 1 |
| 16 | (720) 255-8563 7202558563 | 1 |
| 17 | (720) 255-9328 7202559328 | 1 |
About This Prefix
Phone numbers starting with (720) 255 are part of the North American Numbering Plan (NANP). The first three digits (720) represent the Area Code (NPA), and the next three digits (255) represent the Central Office Code (NXX) or exchange.
- NPA (720) - Numbering Plan Area, identifies the geographic region
- NXX (255) - Central Office Code, identifies the specific exchange
- XXXX - Subscriber number (0000-9999)