Phone Prefix
(720) 400-XXXX
CO • DENVER
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Carrier Information
NANPA
State
CO
Region
WE
Rate Center
DENVER
Assigned To
T-MOBILE USA, INC.
OCN
6529
Status
AS
Date Assigned
Oct 29, 2010
Number Range
First Number
(720) 400-0000
Last Number
(720) 400-9999
This prefix contains 10,000 possible phone numbers
Spam Reports
17 reports
17
Total FCC + FTC DNC complaints for numbers in this prefix
Top 13 Most Reported Numbers
| # | Phone Number | Reports |
|---|---|---|
| 1 | (720) 400-8194 7204008194 | 3 |
| 2 | (720) 400-1643 7204001643 | 2 |
| 3 | (720) 400-7025 7204007025 | 1 |
| 4 | (720) 400-7492 7204007492 | 1 |
| 5 | (720) 400-7678 7204007678 | 1 |
| 6 | (720) 400-8378 7204008378 | 1 |
| 7 | (720) 400-8502 7204008502 | 1 |
| 8 | (720) 400-8602 7204008602 | 1 |
| 9 | (720) 400-8686 7204008686 | 1 |
| 10 | (720) 400-8721 7204008721 | 1 |
| 11 | (720) 400-1095 7204001095 | 1 |
| 12 | (720) 400-8934 7204008934 | 1 |
| 13 | (720) 400-3410 7204003410 | 1 |
About This Prefix
Phone numbers starting with (720) 400 are part of the North American Numbering Plan (NANP). The first three digits (720) represent the Area Code (NPA), and the next three digits (400) represent the Central Office Code (NXX) or exchange.
- NPA (720) - Numbering Plan Area, identifies the geographic region
- NXX (400) - Central Office Code, identifies the specific exchange
- XXXX - Subscriber number (0000-9999)