Phone Prefix
(231) 564-XXXX
MI • KALKASKA
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Carrier Information
NANPA
State
MI
Region
MW
Rate Center
KALKASKA
Assigned To
NEW CINGULAR WIRELESS PCS, LLC - IL
OCN
6534
Status
RT
Number Range
First Number
(231) 564-0000
Last Number
(231) 564-9999
This prefix contains 10,000 possible phone numbers
Spam Reports
18 reports
18
Total FCC + FTC DNC complaints for numbers in this prefix
Top 14 Most Reported Numbers
| # | Phone Number | Reports |
|---|---|---|
| 1 | (231) 564-7770 2315647770 | 3 |
| 2 | (231) 564-7826 2315647826 | 2 |
| 3 | (231) 564-4459 2315644459 | 1 |
| 4 | (231) 564-4630 2315644630 | 1 |
| 5 | (231) 564-5296 2315645296 | 1 |
| 6 | (231) 564-5896 2315645896 | 1 |
| 7 | (231) 564-6104 2315646104 | 1 |
| 8 | (231) 564-6793 2315646793 | 1 |
| 9 | (231) 564-6936 2315646936 | 1 |
| 10 | (231) 564-7675 2315647675 | 1 |
| 11 | (231) 564-7828 2315647828 | 1 |
| 12 | (231) 564-1727 2315641727 | 1 |
| 13 | (231) 564-7928 2315647928 | 1 |
| 14 | (231) 564-3746 2315643746 | 1 |
About This Prefix
Phone numbers starting with (231) 564 are part of the North American Numbering Plan (NANP). The first three digits (231) represent the Area Code (NPA), and the next three digits (564) represent the Central Office Code (NXX) or exchange.
- NPA (231) - Numbering Plan Area, identifies the geographic region
- NXX (564) - Central Office Code, identifies the specific exchange
- XXXX - Subscriber number (0000-9999)