Phone Prefix
(313) 644-XXXX
MI • DETROITZN3
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Carrier Information
NANPA
State
MI
Region
MW
Rate Center
DETROITZN3
Assigned To
BANDWIDTH.COM CLEC, LLC - MI
OCN
991E
Status
AS
Date Assigned
Apr 14, 2021
Number Range
First Number
(313) 644-0000
Last Number
(313) 644-9999
This prefix contains 10,000 possible phone numbers
Spam Reports
40 reports
40
Total FCC + FTC DNC complaints for numbers in this prefix
Top 34 Most Reported Numbers
| # | Phone Number | Reports |
|---|---|---|
| 1 | (313) 644-7416 3136447416 | 4 |
| 2 | (313) 644-9445 3136449445 | 2 |
| 3 | (313) 644-9595 3136449595 | 2 |
| 4 | (313) 644-1500 3136441500 | 1 |
| 5 | (313) 644-1581 3136441581 | 1 |
| 6 | (313) 644-2602 3136442602 | 1 |
| 7 | (313) 644-3402 3136443402 | 1 |
| 8 | (313) 644-3417 3136443417 | 1 |
| 9 | (313) 644-3781 3136443781 | 1 |
| 10 | (313) 644-4307 3136444307 | 1 |
| 11 | (313) 644-4309 3136444309 | 1 |
| 12 | (313) 644-4530 3136444530 | 1 |
| 13 | (313) 644-5618 3136445618 | 1 |
| 14 | (313) 644-7017 3136447017 | 1 |
| 15 | (313) 644-7071 3136447071 | 1 |
| 16 | (313) 644-7287 3136447287 | 1 |
| 17 | (313) 644-7390 3136447390 | 1 |
| 18 | (313) 644-7396 3136447396 | 1 |
| 19 | (313) 644-7428 3136447428 | 1 |
| 20 | (313) 644-7645 3136447645 | 1 |
| 21 | (313) 644-7819 3136447819 | 1 |
| 22 | (313) 644-7991 3136447991 | 1 |
| 23 | (313) 644-7999 3136447999 | 1 |
| 24 | (313) 644-8758 3136448758 | 1 |
| 25 | (313) 644-9175 3136449175 | 1 |
| 26 | (313) 644-9328 3136449328 | 1 |
| 27 | (313) 644-9331 3136449331 | 1 |
| 28 | (313) 644-9778 3136449778 | 1 |
| 29 | (313) 644-9800 3136449800 | 1 |
| 30 | (313) 644-9857 3136449857 | 1 |
| 31 | (313) 644-0208 3136440208 | 1 |
| 32 | (313) 644-9964 3136449964 | 1 |
| 33 | (313) 644-0919 3136440919 | 1 |
| 34 | (313) 644-1250 3136441250 | 1 |
About This Prefix
Phone numbers starting with (313) 644 are part of the North American Numbering Plan (NANP). The first three digits (313) represent the Area Code (NPA), and the next three digits (644) represent the Central Office Code (NXX) or exchange.
- NPA (313) - Numbering Plan Area, identifies the geographic region
- NXX (644) - Central Office Code, identifies the specific exchange
- XXXX - Subscriber number (0000-9999)