Phone Prefix
(331) 305-XXXX
IL • NAPERVILLE
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Carrier Information
NANPA
State
IL
Region
MW
Rate Center
NAPERVILLE
Assigned To
CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL
OCN
6333
Status
AS
Date Assigned
Aug 20, 2013
Number Range
First Number
(331) 305-0000
Last Number
(331) 305-9999
This prefix contains 10,000 possible phone numbers
Spam Reports
27 reports
27
Total FCC + FTC DNC complaints for numbers in this prefix
Top 21 Most Reported Numbers
| # | Phone Number | Reports |
|---|---|---|
| 1 | (331) 305-6572 3313056572 | 3 |
| 2 | (331) 305-4198 3313054198 | 3 |
| 3 | (331) 305-6376 3313056376 | 2 |
| 4 | (331) 305-6110 3313056110 | 2 |
| 5 | (331) 305-3664 3313053664 | 1 |
| 6 | (331) 305-3936 3313053936 | 1 |
| 7 | (331) 305-4642 3313054642 | 1 |
| 8 | (331) 305-4863 3313054863 | 1 |
| 9 | (331) 305-5330 3313055330 | 1 |
| 10 | (331) 305-5420 3313055420 | 1 |
| 11 | (331) 305-5877 3313055877 | 1 |
| 12 | (331) 305-5898 3313055898 | 1 |
| 13 | (331) 305-6012 3313056012 | 1 |
| 14 | (331) 305-6097 3313056097 | 1 |
| 15 | (331) 305-6221 3313056221 | 1 |
| 16 | (331) 305-6656 3313056656 | 1 |
| 17 | (331) 305-1983 3313051983 | 1 |
| 18 | (331) 305-6915 3313056915 | 1 |
| 19 | (331) 305-2506 3313052506 | 1 |
| 20 | (331) 305-2813 3313052813 | 1 |
| 21 | (331) 305-2857 3313052857 | 1 |
About This Prefix
Phone numbers starting with (331) 305 are part of the North American Numbering Plan (NANP). The first three digits (331) represent the Area Code (NPA), and the next three digits (305) represent the Central Office Code (NXX) or exchange.
- NPA (331) - Numbering Plan Area, identifies the geographic region
- NXX (305) - Central Office Code, identifies the specific exchange
- XXXX - Subscriber number (0000-9999)