Phone Prefix
(331) 866-XXXX
IL • WHEATON
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Carrier Information
NANPA
State
IL
Region
MW
Rate Center
WHEATON
Assigned To
BANDWIDTH.COM CLEC, LLC - IL
OCN
984E
Status
AS
Date Assigned
Oct 18, 2022
Number Range
First Number
(331) 866-0000
Last Number
(331) 866-9999
This prefix contains 10,000 possible phone numbers
Spam Reports
8 reports
8
Total FCC + FTC DNC complaints for numbers in this prefix
Top 7 Most Reported Numbers
| # | Phone Number | Reports |
|---|---|---|
| 1 | (331) 866-3612 3318663612 | 2 |
| 2 | (331) 866-2470 3318662470 | 1 |
| 3 | (331) 866-0523 3318660523 | 1 |
| 4 | (331) 866-7640 3318667640 | 1 |
| 5 | (331) 866-7841 3318667841 | 1 |
| 6 | (331) 866-8592 3318668592 | 1 |
| 7 | (331) 866-7396 3318667396 | 1 |
About This Prefix
Phone numbers starting with (331) 866 are part of the North American Numbering Plan (NANP). The first three digits (331) represent the Area Code (NPA), and the next three digits (866) represent the Central Office Code (NXX) or exchange.
- NPA (331) - Numbering Plan Area, identifies the geographic region
- NXX (866) - Central Office Code, identifies the specific exchange
- XXXX - Subscriber number (0000-9999)