Phone Prefix
(231) 533-XXXX
MI • BELLAIRE
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Carrier Information
NANPA
State
MI
Region
MW
Rate Center
BELLAIRE
Assigned To
ACD TELECOM, INC. - MI
OCN
3535
Status
AS
Date Assigned
Sep 24, 2004
Number Range
First Number
(231) 533-0000
Last Number
(231) 533-9999
This prefix contains 10,000 possible phone numbers
Spam Reports
30 reports
30
Total FCC + FTC DNC complaints for numbers in this prefix
Top 20 Most Reported Numbers
| # | Phone Number | Reports |
|---|---|---|
| 1 | (231) 533-1104 2315331104 | 6 |
| 2 | (231) 533-2127 2315332127 | 4 |
| 3 | (231) 533-2219 2315332219 | 2 |
| 4 | (231) 533-8516 2315338516 | 2 |
| 5 | (231) 533-2165 2315332165 | 1 |
| 6 | (231) 533-2404 2315332404 | 1 |
| 7 | (231) 533-2408 2315332408 | 1 |
| 8 | (231) 533-2824 2315332824 | 1 |
| 9 | (231) 533-6052 2315336052 | 1 |
| 10 | (231) 533-6948 2315336948 | 1 |
| 11 | (231) 533-6979 2315336979 | 1 |
| 12 | (231) 533-8627 2315338627 | 1 |
| 13 | (231) 533-8968 2315338968 | 1 |
| 14 | (231) 533-9127 2315339127 | 1 |
| 15 | (231) 533-9192 2315339192 | 1 |
| 16 | (231) 533-1086 2315331086 | 1 |
| 17 | (231) 533-9651 2315339651 | 1 |
| 18 | (231) 533-1159 2315331159 | 1 |
| 19 | (231) 533-1167 2315331167 | 1 |
| 20 | (231) 533-2124 2315332124 | 1 |
About This Prefix
Phone numbers starting with (231) 533 are part of the North American Numbering Plan (NANP). The first three digits (231) represent the Area Code (NPA), and the next three digits (533) represent the Central Office Code (NXX) or exchange.
- NPA (231) - Numbering Plan Area, identifies the geographic region
- NXX (533) - Central Office Code, identifies the specific exchange
- XXXX - Subscriber number (0000-9999)