Phone Prefix
(303) 648-XXXX
CO • DENVER
Search Number in This Prefix
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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) 648-0000
Last Number
(303) 648-9999
This prefix contains 10,000 possible phone numbers
Spam Reports
16 reports
16
Total FCC + FTC DNC complaints for numbers in this prefix
Top 16 Most Reported Numbers
| # | Phone Number | Reports |
|---|---|---|
| 1 | (303) 648-0504 3036480504 | 1 |
| 2 | (303) 648-2325 3036482325 | 1 |
| 3 | (303) 648-2617 3036482617 | 1 |
| 4 | (303) 648-2686 3036482686 | 1 |
| 5 | (303) 648-3478 3036483478 | 1 |
| 6 | (303) 648-3482 3036483482 | 1 |
| 7 | (303) 648-3524 3036483524 | 1 |
| 8 | (303) 648-4883 3036484883 | 1 |
| 9 | (303) 648-5580 3036485580 | 1 |
| 10 | (303) 648-5724 3036485724 | 1 |
| 11 | (303) 648-5983 3036485983 | 1 |
| 12 | (303) 648-6523 3036486523 | 1 |
| 13 | (303) 648-9135 3036489135 | 1 |
| 14 | (303) 648-9137 3036489137 | 1 |
| 15 | (303) 648-9569 3036489569 | 1 |
| 16 | (303) 648-9857 3036489857 | 1 |
About This Prefix
Phone numbers starting with (303) 648 are part of the North American Numbering Plan (NANP). The first three digits (303) represent the Area Code (NPA), and the next three digits (648) represent the Central Office Code (NXX) or exchange.
- NPA (303) - Numbering Plan Area, identifies the geographic region
- NXX (648) - Central Office Code, identifies the specific exchange
- XXXX - Subscriber number (0000-9999)