Phone Prefix
(331) 703-XXXX
IL • W CHICAGO
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Carrier Information
NANPA
State
IL
Region
MW
Rate Center
W CHICAGO
Assigned To
NEW CINGULAR WIRELESS PCS, LLC - IL
OCN
6534
Status
AS
Date Assigned
Jan 11, 2016
Number Range
First Number
(331) 703-0000
Last Number
(331) 703-9999
This prefix contains 10,000 possible phone numbers
Spam Reports
20 reports
20
Total FCC + FTC DNC complaints for numbers in this prefix
Top 13 Most Reported Numbers
| # | Phone Number | Reports |
|---|---|---|
| 1 | (331) 703-3755 3317033755 | 6 |
| 2 | (331) 703-3858 3317033858 | 2 |
| 3 | (331) 703-5656 3317035656 | 2 |
| 4 | (331) 703-3297 3317033297 | 1 |
| 5 | (331) 703-3575 3317033575 | 1 |
| 6 | (331) 703-3864 3317033864 | 1 |
| 7 | (331) 703-3890 3317033890 | 1 |
| 8 | (331) 703-3915 3317033915 | 1 |
| 9 | (331) 703-3933 3317033933 | 1 |
| 10 | (331) 703-0931 3317030931 | 1 |
| 11 | (331) 703-7525 3317037525 | 1 |
| 12 | (331) 703-1802 3317031802 | 1 |
| 13 | (331) 703-3081 3317033081 | 1 |
About This Prefix
Phone numbers starting with (331) 703 are part of the North American Numbering Plan (NANP). The first three digits (331) represent the Area Code (NPA), and the next three digits (703) represent the Central Office Code (NXX) or exchange.
- NPA (331) - Numbering Plan Area, identifies the geographic region
- NXX (703) - Central Office Code, identifies the specific exchange
- XXXX - Subscriber number (0000-9999)