Phone Prefix
(331) 465-XXXX
IL • W CHICAGO
Search Number in This Prefix
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Carrier Information
NANPA
State
IL
Region
MW
Rate Center
W CHICAGO
Assigned To
MCIMETRO ACCESS TRANSMISSION SERVICES LLC
OCN
7229
Status
AS
Date Assigned
Mar 12, 2009
Number Range
First Number
(331) 465-0000
Last Number
(331) 465-9999
This prefix contains 10,000 possible phone numbers
Spam Reports
30 reports
30
Total FCC + FTC DNC complaints for numbers in this prefix
Top 16 Most Reported Numbers
| # | Phone Number | Reports |
|---|---|---|
| 1 | (331) 465-6922 3314656922 | 15 |
| 2 | (331) 465-2608 3314652608 | 1 |
| 3 | (331) 465-2906 3314652906 | 1 |
| 4 | (331) 465-3805 3314653805 | 1 |
| 5 | (331) 465-5838 3314655838 | 1 |
| 6 | (331) 465-7263 3314657263 | 1 |
| 7 | (331) 465-8019 3314658019 | 1 |
| 8 | (331) 465-8068 3314658068 | 1 |
| 9 | (331) 465-8151 3314658151 | 1 |
| 10 | (331) 465-8202 3314658202 | 1 |
| 11 | (331) 465-8218 3314658218 | 1 |
| 12 | (331) 465-8496 3314658496 | 1 |
| 13 | (331) 465-8755 3314658755 | 1 |
| 14 | (331) 465-8786 3314658786 | 1 |
| 15 | (331) 465-0206 3314650206 | 1 |
| 16 | (331) 465-9261 3314659261 | 1 |
About This Prefix
Phone numbers starting with (331) 465 are part of the North American Numbering Plan (NANP). The first three digits (331) represent the Area Code (NPA), and the next three digits (465) represent the Central Office Code (NXX) or exchange.
- NPA (331) - Numbering Plan Area, identifies the geographic region
- NXX (465) - Central Office Code, identifies the specific exchange
- XXXX - Subscriber number (0000-9999)