Phone Prefix
(312) 241-XXXX
IL • CHICGOZN01
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Carrier Information
NANPA
State
IL
Region
MW
Rate Center
CHICGOZN01
Assigned To
T-MOBILE USA, INC.
OCN
6529
Status
AS
Date Assigned
Sep 29, 2011
Number Range
First Number
(312) 241-0000
Last Number
(312) 241-9999
This prefix contains 10,000 possible phone numbers
Spam Reports
34 reports
34
Total FCC + FTC DNC complaints for numbers in this prefix
Top 28 Most Reported Numbers
| # | Phone Number | Reports |
|---|---|---|
| 1 | (312) 241-1457 3122411457 | 5 |
| 2 | (312) 241-1631 3122411631 | 2 |
| 3 | (312) 241-9554 3122419554 | 2 |
| 4 | (312) 241-1150 3122411150 | 1 |
| 5 | (312) 241-1390 3122411390 | 1 |
| 6 | (312) 241-1391 3122411391 | 1 |
| 7 | (312) 241-1412 3122411412 | 1 |
| 8 | (312) 241-1494 3122411494 | 1 |
| 9 | (312) 241-1587 3122411587 | 1 |
| 10 | (312) 241-1629 3122411629 | 1 |
| 11 | (312) 241-1763 3122411763 | 1 |
| 12 | (312) 241-2795 3122412795 | 1 |
| 13 | (312) 241-1029 3122411029 | 1 |
| 14 | (312) 241-3688 3122413688 | 1 |
| 15 | (312) 241-3768 3122413768 | 1 |
| 16 | (312) 241-5345 3122415345 | 1 |
| 17 | (312) 241-5751 3122415751 | 1 |
| 18 | (312) 241-7304 3122417304 | 1 |
| 19 | (312) 241-7834 3122417834 | 1 |
| 20 | (312) 241-7965 3122417965 | 1 |
| 21 | (312) 241-8228 3122418228 | 1 |
| 22 | (312) 241-8467 3122418467 | 1 |
| 23 | (312) 241-8780 3122418780 | 1 |
| 24 | (312) 241-8935 3122418935 | 1 |
| 25 | (312) 241-8980 3122418980 | 1 |
| 26 | (312) 241-3282 3122413282 | 1 |
| 27 | (312) 241-1072 3122411072 | 1 |
| 28 | (312) 241-1093 3122411093 | 1 |
About This Prefix
Phone numbers starting with (312) 241 are part of the North American Numbering Plan (NANP). The first three digits (312) represent the Area Code (NPA), and the next three digits (241) represent the Central Office Code (NXX) or exchange.
- NPA (312) - Numbering Plan Area, identifies the geographic region
- NXX (241) - Central Office Code, identifies the specific exchange
- XXXX - Subscriber number (0000-9999)