Phone Prefix
(815) 644-XXXX
IL • CRESCENTCY
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Carrier Information
NANPA
State
IL
Region
MW
Rate Center
CRESCENTCY
Assigned To
NEW CINGULAR WIRELESS PCS, LLC - IL
OCN
6534
Status
AS
Date Assigned
Feb 25, 2004
Number Range
First Number
(815) 644-0000
Last Number
(815) 644-9999
This prefix contains 10,000 possible phone numbers
Spam Reports
8 reports
8
Total FCC + FTC DNC complaints for numbers in this prefix
Top 8 Most Reported Numbers
| # | Phone Number | Reports |
|---|---|---|
| 1 | (815) 644-0256 8156440256 | 1 |
| 2 | (815) 644-0619 8156440619 | 1 |
| 3 | (815) 644-2653 8156442653 | 1 |
| 4 | (815) 644-2964 8156442964 | 1 |
| 5 | (815) 644-3325 8156443325 | 1 |
| 6 | (815) 644-7513 8156447513 | 1 |
| 7 | (815) 644-7867 8156447867 | 1 |
| 8 | (815) 644-8411 8156448411 | 1 |
About This Prefix
Phone numbers starting with (815) 644 are part of the North American Numbering Plan (NANP). The first three digits (815) represent the Area Code (NPA), and the next three digits (644) represent the Central Office Code (NXX) or exchange.
- NPA (815) - Numbering Plan Area, identifies the geographic region
- NXX (644) - Central Office Code, identifies the specific exchange
- XXXX - Subscriber number (0000-9999)