Phone Prefix
(517) 721-XXXX
MI • LANSING
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Carrier Information
NANPA
State
MI
Region
MW
Rate Center
LANSING
Assigned To
OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC
OCN
2964
Status
AS
Date Assigned
Sep 13, 2016
Number Range
First Number
(517) 721-0000
Last Number
(517) 721-9999
This prefix contains 10,000 possible phone numbers
Spam Reports
12 reports
12
Total FCC + FTC DNC complaints for numbers in this prefix
Top 10 Most Reported Numbers
| # | Phone Number | Reports |
|---|---|---|
| 1 | (517) 721-7880 5177217880 | 2 |
| 2 | (517) 721-7101 5177217101 | 2 |
| 3 | (517) 721-1488 5177211488 | 1 |
| 4 | (517) 721-2659 5177212659 | 1 |
| 5 | (517) 721-7030 5177217030 | 1 |
| 6 | (517) 721-1218 5177211218 | 1 |
| 7 | (517) 721-7621 5177217621 | 1 |
| 8 | (517) 721-7807 5177217807 | 1 |
| 9 | (517) 721-7867 5177217867 | 1 |
| 10 | (517) 721-1367 5177211367 | 1 |
About This Prefix
Phone numbers starting with (517) 721 are part of the North American Numbering Plan (NANP). The first three digits (517) represent the Area Code (NPA), and the next three digits (721) represent the Central Office Code (NXX) or exchange.
- NPA (517) - Numbering Plan Area, identifies the geographic region
- NXX (721) - Central Office Code, identifies the specific exchange
- XXXX - Subscriber number (0000-9999)