Phone Prefix
(312) 525-XXXX
IL • CHICGOZN01
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Carrier Information
NANPA
State
IL
Region
MW
Rate Center
CHICGOZN01
Assigned To
METROPCS, INC.
OCN
5562
Status
AS
Date Assigned
Mar 05, 2004
Number Range
First Number
(312) 525-0000
Last Number
(312) 525-9999
This prefix contains 10,000 possible phone numbers
Spam Reports
5 reports
5
Total FCC + FTC DNC complaints for numbers in this prefix
Top 4 Most Reported Numbers
| # | Phone Number | Reports |
|---|---|---|
| 1 | (312) 525-9974 3125259974 | 2 |
| 2 | (312) 525-3017 3125253017 | 1 |
| 3 | (312) 525-7990 3125257990 | 1 |
| 4 | (312) 525-8373 3125258373 | 1 |
About This Prefix
Phone numbers starting with (312) 525 are part of the North American Numbering Plan (NANP). The first three digits (312) represent the Area Code (NPA), and the next three digits (525) represent the Central Office Code (NXX) or exchange.
- NPA (312) - Numbering Plan Area, identifies the geographic region
- NXX (525) - Central Office Code, identifies the specific exchange
- XXXX - Subscriber number (0000-9999)