Phone Prefix
(303) 566-XXXX
CO • DENVER
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Carrier Information
NANPA
State
CO
Region
WE
Rate Center
DENVER
Assigned To
MCIMETRO ACCESS TRANSMISSION SERVICES LLC
OCN
7229
Status
RT
Number Range
First Number
(303) 566-0000
Last Number
(303) 566-9999
This prefix contains 10,000 possible phone numbers
Spam Reports
13 reports
13
Total FCC + FTC DNC complaints for numbers in this prefix
Top 9 Most Reported Numbers
| # | Phone Number | Reports |
|---|---|---|
| 1 | (303) 566-9852 3035669852 | 5 |
| 2 | (303) 566-3214 3035663214 | 1 |
| 3 | (303) 566-3315 3035663315 | 1 |
| 4 | (303) 566-4578 3035664578 | 1 |
| 5 | (303) 566-1194 3035661194 | 1 |
| 6 | (303) 566-7410 3035667410 | 1 |
| 7 | (303) 566-8203 3035668203 | 1 |
| 8 | (303) 566-9262 3035669262 | 1 |
| 9 | (303) 566-6760 3035666760 | 1 |
About This Prefix
Phone numbers starting with (303) 566 are part of the North American Numbering Plan (NANP). The first three digits (303) represent the Area Code (NPA), and the next three digits (566) represent the Central Office Code (NXX) or exchange.
- NPA (303) - Numbering Plan Area, identifies the geographic region
- NXX (566) - Central Office Code, identifies the specific exchange
- XXXX - Subscriber number (0000-9999)