Phone Prefix
(312) 253-XXXX
IL • CHICGOZN01
Search Number in This Prefix
Enter the last 4 digits to search for a specific number
Carrier Information
NANPA
State
IL
Region
MW
Rate Center
CHICGOZN01
Assigned To
MCIMETRO ACCESS TRANSMISSION SERVICES LLC
OCN
7229
Status
RT
Number Range
First Number
(312) 253-0000
Last Number
(312) 253-9999
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 | (312) 253-7598 3122537598 | 4 |
| 2 | (312) 253-4311 3122534311 | 1 |
| 3 | (312) 253-5961 3122535961 | 1 |
| 4 | (312) 253-0753 3122530753 | 1 |
| 5 | (312) 253-7892 3122537892 | 1 |
| 6 | (312) 253-9236 3122539236 | 1 |
| 7 | (312) 253-6891 3122536891 | 1 |
About This Prefix
Phone numbers starting with (312) 253 are part of the North American Numbering Plan (NANP). The first three digits (312) represent the Area Code (NPA), and the next three digits (253) represent the Central Office Code (NXX) or exchange.
- NPA (312) - Numbering Plan Area, identifies the geographic region
- NXX (253) - Central Office Code, identifies the specific exchange
- XXXX - Subscriber number (0000-9999)