Phone Prefix
(405) 556-XXXX
OK • OKLA CITY
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Carrier Information
NANPA
State
OK
Region
SW
Rate Center
OKLA CITY
Assigned To
UNITED STATES CELLULAR - OK
OCN
6272
Status
AS
Date Assigned
Mar 16, 2004
Number Range
First Number
(405) 556-0000
Last Number
(405) 556-9999
This prefix contains 10,000 possible phone numbers
Spam Reports
7 reports
7
Total FCC + FTC DNC complaints for numbers in this prefix
Top 7 Most Reported Numbers
| # | Phone Number | Reports |
|---|---|---|
| 1 | (405) 556-1537 4055561537 | 1 |
| 2 | (405) 556-1953 4055561953 | 1 |
| 3 | (405) 556-3118 4055563118 | 1 |
| 4 | (405) 556-3836 4055563836 | 1 |
| 5 | (405) 556-5904 4055565904 | 1 |
| 6 | (405) 556-7270 4055567270 | 1 |
| 7 | (405) 556-7877 4055567877 | 1 |
About This Prefix
Phone numbers starting with (405) 556 are part of the North American Numbering Plan (NANP). The first three digits (405) represent the Area Code (NPA), and the next three digits (556) represent the Central Office Code (NXX) or exchange.
- NPA (405) - Numbering Plan Area, identifies the geographic region
- NXX (556) - Central Office Code, identifies the specific exchange
- XXXX - Subscriber number (0000-9999)