Phone Prefix
(312) 674-XXXX
IL • CHICGOZN01
Search Number in This Prefix
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Carrier Information
NANPA
State
IL
Region
MW
Rate Center
CHICGOZN01
Assigned To
ILLINOIS BELL TEL CO
OCN
9329
Status
RT
Number Range
First Number
(312) 674-0000
Last Number
(312) 674-9999
This prefix contains 10,000 possible phone numbers
Spam Reports
21 reports
21
Total FCC + FTC DNC complaints for numbers in this prefix
Top 21 Most Reported Numbers
| # | Phone Number | Reports |
|---|---|---|
| 1 | (312) 674-1325 3126741325 | 1 |
| 2 | (312) 674-4584 3126744584 | 1 |
| 3 | (312) 674-4699 3126744699 | 1 |
| 4 | (312) 674-4725 3126744725 | 1 |
| 5 | (312) 674-4812 3126744812 | 1 |
| 6 | (312) 674-4925 3126744925 | 1 |
| 7 | (312) 674-4935 3126744935 | 1 |
| 8 | (312) 674-4954 3126744954 | 1 |
| 9 | (312) 674-4980 3126744980 | 1 |
| 10 | (312) 674-5291 3126745291 | 1 |
| 11 | (312) 674-5324 3126745324 | 1 |
| 12 | (312) 674-5417 3126745417 | 1 |
| 13 | (312) 674-6162 3126746162 | 1 |
| 14 | (312) 674-6693 3126746693 | 1 |
| 15 | (312) 674-6810 3126746810 | 1 |
| 16 | (312) 674-6944 3126746944 | 1 |
| 17 | (312) 674-6945 3126746945 | 1 |
| 18 | (312) 674-6980 3126746980 | 1 |
| 19 | (312) 674-7315 3126747315 | 1 |
| 20 | (312) 674-7894 3126747894 | 1 |
| 21 | (312) 674-7980 3126747980 | 1 |
About This Prefix
Phone numbers starting with (312) 674 are part of the North American Numbering Plan (NANP). The first three digits (312) represent the Area Code (NPA), and the next three digits (674) represent the Central Office Code (NXX) or exchange.
- NPA (312) - Numbering Plan Area, identifies the geographic region
- NXX (674) - Central Office Code, identifies the specific exchange
- XXXX - Subscriber number (0000-9999)