Phone Prefix
(405) 521-XXXX
OK • OKLA CITY
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Carrier Information
NANPA
State
OK
Region
SW
Rate Center
OKLA CITY
Assigned To
SOUTHWESTERN BELL
OCN
9533
Status
RT
Number Range
First Number
(405) 521-0000
Last Number
(405) 521-9999
This prefix contains 10,000 possible phone numbers
Spam Reports
10 reports
10
Total FCC + FTC DNC complaints for numbers in this prefix
Top 7 Most Reported Numbers
| # | Phone Number | Reports |
|---|---|---|
| 1 | (405) 521-3160 4055213160 | 2 |
| 2 | (405) 521-2122 4055212122 | 2 |
| 3 | (405) 521-2711 4055212711 | 2 |
| 4 | (405) 521-1694 4055211694 | 1 |
| 5 | (405) 521-3921 4055213921 | 1 |
| 6 | (405) 521-4272 4055214272 | 1 |
| 7 | (405) 521-6229 4055216229 | 1 |
About This Prefix
Phone numbers starting with (405) 521 are part of the North American Numbering Plan (NANP). The first three digits (405) represent the Area Code (NPA), and the next three digits (521) represent the Central Office Code (NXX) or exchange.
- NPA (405) - Numbering Plan Area, identifies the geographic region
- NXX (521) - Central Office Code, identifies the specific exchange
- XXXX - Subscriber number (0000-9999)