Phone Prefix
(720) 305-XXXX
CO • DENVER
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Carrier Information
NANPA
State
CO
Region
WE
Rate Center
DENVER
Assigned To
LEVEL 3 TELECOM OF COLORADO, LLC - CO
OCN
4574
Status
RT
Number Range
First Number
(720) 305-0000
Last Number
(720) 305-9999
This prefix contains 10,000 possible phone numbers
Spam Reports
13 reports
13
Total FCC + FTC DNC complaints for numbers in this prefix
Top 11 Most Reported Numbers
| # | Phone Number | Reports |
|---|---|---|
| 1 | (720) 305-4164 7203054164 | 2 |
| 2 | (720) 305-9047 7203059047 | 2 |
| 3 | (720) 305-7922 7203057922 | 1 |
| 4 | (720) 305-9084 7203059084 | 1 |
| 5 | (720) 305-9234 7203059234 | 1 |
| 6 | (720) 305-9401 7203059401 | 1 |
| 7 | (720) 305-9604 7203059604 | 1 |
| 8 | (720) 305-9654 7203059654 | 1 |
| 9 | (720) 305-0650 7203050650 | 1 |
| 10 | (720) 305-9916 7203059916 | 1 |
| 11 | (720) 305-4242 7203054242 | 1 |
About This Prefix
Phone numbers starting with (720) 305 are part of the North American Numbering Plan (NANP). The first three digits (720) represent the Area Code (NPA), and the next three digits (305) represent the Central Office Code (NXX) or exchange.
- NPA (720) - Numbering Plan Area, identifies the geographic region
- NXX (305) - Central Office Code, identifies the specific exchange
- XXXX - Subscriber number (0000-9999)