Phone Prefix
(303) 620-XXXX
CO • DENVER
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Carrier Information
NANPA
State
CO
Region
WE
Rate Center
DENVER
Assigned To
QWEST CORPORATION
OCN
9636
Status
RT
Number Range
First Number
(303) 620-0000
Last Number
(303) 620-9999
This prefix contains 10,000 possible phone numbers
Spam Reports
6 reports
6
Total FCC + FTC DNC complaints for numbers in this prefix
Top 6 Most Reported Numbers
| # | Phone Number | Reports |
|---|---|---|
| 1 | (303) 620-0776 3036200776 | 1 |
| 2 | (303) 620-2048 3036202048 | 1 |
| 3 | (303) 620-2790 3036202790 | 1 |
| 4 | (303) 620-4672 3036204672 | 1 |
| 5 | (303) 620-8134 3036208134 | 1 |
| 6 | (303) 620-9974 3036209974 | 1 |
About This Prefix
Phone numbers starting with (303) 620 are part of the North American Numbering Plan (NANP). The first three digits (303) represent the Area Code (NPA), and the next three digits (620) represent the Central Office Code (NXX) or exchange.
- NPA (303) - Numbering Plan Area, identifies the geographic region
- NXX (620) - Central Office Code, identifies the specific exchange
- XXXX - Subscriber number (0000-9999)