Phone Prefix
(520) 310-XXXX
AZ • TUCSON
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Carrier Information
NANPA
State
AZ
Region
WE
Rate Center
TUCSON
Assigned To
CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZ
OCN
6572
Status
AS
Date Assigned
Sep 14, 2009
Number Range
First Number
(520) 310-0000
Last Number
(520) 310-9999
This prefix contains 10,000 possible phone numbers
Spam Reports
6 reports
6
Total FCC + FTC DNC complaints for numbers in this prefix
Top 4 Most Reported Numbers
| # | Phone Number | Reports |
|---|---|---|
| 1 | (520) 310-8142 5203108142 | 2 |
| 2 | (520) 310-9473 5203109473 | 2 |
| 3 | (520) 310-7599 5203107599 | 1 |
| 4 | (520) 310-8487 5203108487 | 1 |
About This Prefix
Phone numbers starting with (520) 310 are part of the North American Numbering Plan (NANP). The first three digits (520) represent the Area Code (NPA), and the next three digits (310) represent the Central Office Code (NXX) or exchange.
- NPA (520) - Numbering Plan Area, identifies the geographic region
- NXX (310) - Central Office Code, identifies the specific exchange
- XXXX - Subscriber number (0000-9999)