Phone Prefix
(517) 991-XXXX
MI • CAMDEN
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Carrier Information
NANPA
State
MI
Region
MW
Rate Center
CAMDEN
Assigned To
ONVOY SPECTRUM, LLC
OCN
624H
Status
AS
Date Assigned
Apr 03, 2024
Number Range
First Number
(517) 991-0000
Last Number
(517) 991-9999
This prefix contains 10,000 possible phone numbers
Spam Reports
14 reports
14
Total FCC + FTC DNC complaints for numbers in this prefix
Top 13 Most Reported Numbers
| # | Phone Number | Reports |
|---|---|---|
| 1 | (517) 991-2002 5179912002 | 2 |
| 2 | (517) 991-1680 5179911680 | 1 |
| 3 | (517) 991-1780 5179911780 | 1 |
| 4 | (517) 991-1890 5179911890 | 1 |
| 5 | (517) 991-2001 5179912001 | 1 |
| 6 | (517) 991-2005 5179912005 | 1 |
| 7 | (517) 991-2006 5179912006 | 1 |
| 8 | (517) 991-2743 5179912743 | 1 |
| 9 | (517) 991-2774 5179912774 | 1 |
| 10 | (517) 991-2895 5179912895 | 1 |
| 11 | (517) 991-3908 5179913908 | 1 |
| 12 | (517) 991-1271 5179911271 | 1 |
| 13 | (517) 991-4626 5179914626 | 1 |
About This Prefix
Phone numbers starting with (517) 991 are part of the North American Numbering Plan (NANP). The first three digits (517) represent the Area Code (NPA), and the next three digits (991) represent the Central Office Code (NXX) or exchange.
- NPA (517) - Numbering Plan Area, identifies the geographic region
- NXX (991) - Central Office Code, identifies the specific exchange
- XXXX - Subscriber number (0000-9999)