Phone Prefix
(623) 312-XXXX
AZ • PHOENIX
Search Number in This Prefix
Enter the last 4 digits to search for a specific number
Carrier Information
NANPA
State
AZ
Region
WE
Rate Center
PHOENIX
Assigned To
T-MOBILE USA, INC.
OCN
6529
Status
AS
Date Assigned
Jun 26, 2013
Number Range
First Number
(623) 312-0000
Last Number
(623) 312-9999
This prefix contains 10,000 possible phone numbers
Spam Reports
15 reports
15
Total FCC + FTC DNC complaints for numbers in this prefix
Top 14 Most Reported Numbers
| # | Phone Number | Reports |
|---|---|---|
| 1 | (623) 312-2421 6233122421 | 2 |
| 2 | (623) 312-1309 6233121309 | 1 |
| 3 | (623) 312-1695 6233121695 | 1 |
| 4 | (623) 312-2026 6233122026 | 1 |
| 5 | (623) 312-2458 6233122458 | 1 |
| 6 | (623) 312-2571 6233122571 | 1 |
| 7 | (623) 312-3231 6233123231 | 1 |
| 8 | (623) 312-3286 6233123286 | 1 |
| 9 | (623) 312-3369 6233123369 | 1 |
| 10 | (623) 312-3832 6233123832 | 1 |
| 11 | (623) 312-3968 6233123968 | 1 |
| 12 | (623) 312-5949 6233125949 | 1 |
| 13 | (623) 312-1175 6233121175 | 1 |
| 14 | (623) 312-9987 6233129987 | 1 |
About This Prefix
Phone numbers starting with (623) 312 are part of the North American Numbering Plan (NANP). The first three digits (623) represent the Area Code (NPA), and the next three digits (312) represent the Central Office Code (NXX) or exchange.
- NPA (623) - Numbering Plan Area, identifies the geographic region
- NXX (312) - Central Office Code, identifies the specific exchange
- XXXX - Subscriber number (0000-9999)