Phone Prefix
(231) 321-XXXX
MI • ELMIRA
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Carrier Information
NANPA
State
MI
Region
MW
Rate Center
ELMIRA
Assigned To
ONVOY, LLCV - MI
OCN
543C
Status
AS
Date Assigned
Jul 07, 2023
Number Range
First Number
(231) 321-0000
Last Number
(231) 321-9999
This prefix contains 10,000 possible phone numbers
Spam Reports
40 reports
40
Total FCC + FTC DNC complaints for numbers in this prefix
Top 28 Most Reported Numbers
| # | Phone Number | Reports |
|---|---|---|
| 1 | (231) 321-3796 2313213796 | 5 |
| 2 | (231) 321-5011 2313215011 | 3 |
| 3 | (231) 321-5077 2313215077 | 3 |
| 4 | (231) 321-0122 2313210122 | 3 |
| 5 | (231) 321-0375 2313210375 | 2 |
| 6 | (231) 321-0192 2313210192 | 2 |
| 7 | (231) 321-0729 2313210729 | 1 |
| 8 | (231) 321-0741 2313210741 | 1 |
| 9 | (231) 321-0750 2313210750 | 1 |
| 10 | (231) 321-0776 2313210776 | 1 |
| 11 | (231) 321-0794 2313210794 | 1 |
| 12 | (231) 321-0818 2313210818 | 1 |
| 13 | (231) 321-0819 2313210819 | 1 |
| 14 | (231) 321-0968 2313210968 | 1 |
| 15 | (231) 321-3457 2313213457 | 1 |
| 16 | (231) 321-3532 2313213532 | 1 |
| 17 | (231) 321-3563 2313213563 | 1 |
| 18 | (231) 321-3619 2313213619 | 1 |
| 19 | (231) 321-3790 2313213790 | 1 |
| 20 | (231) 321-5007 2313215007 | 1 |
| 21 | (231) 321-5836 2313215836 | 1 |
| 22 | (231) 321-7440 2313217440 | 1 |
| 23 | (231) 321-7697 2313217697 | 1 |
| 24 | (231) 321-0124 2313210124 | 1 |
| 25 | (231) 321-0172 2313210172 | 1 |
| 26 | (231) 321-0178 2313210178 | 1 |
| 27 | (231) 321-0278 2313210278 | 1 |
| 28 | (231) 321-0291 2313210291 | 1 |
About This Prefix
Phone numbers starting with (231) 321 are part of the North American Numbering Plan (NANP). The first three digits (231) represent the Area Code (NPA), and the next three digits (321) represent the Central Office Code (NXX) or exchange.
- NPA (231) - Numbering Plan Area, identifies the geographic region
- NXX (321) - Central Office Code, identifies the specific exchange
- XXXX - Subscriber number (0000-9999)