Phone Prefix
(313) 633-XXXX
MI • DETROITZN6
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Carrier Information
NANPA
State
MI
Region
MW
Rate Center
DETROITZN6
Assigned To
COMCAST IP PHONE, LLC
OCN
318J
Status
AS
Date Assigned
Sep 22, 2006
Number Range
First Number
(313) 633-0000
Last Number
(313) 633-9999
This prefix contains 10,000 possible phone numbers
Spam Reports
18 reports
18
Total FCC + FTC DNC complaints for numbers in this prefix
Top 18 Most Reported Numbers
| # | Phone Number | Reports |
|---|---|---|
| 1 | (313) 633-0892 3136330892 | 1 |
| 2 | (313) 633-1491 3136331491 | 1 |
| 3 | (313) 633-1763 3136331763 | 1 |
| 4 | (313) 633-1795 3136331795 | 1 |
| 5 | (313) 633-1995 3136331995 | 1 |
| 6 | (313) 633-2211 3136332211 | 1 |
| 7 | (313) 633-4008 3136334008 | 1 |
| 8 | (313) 633-4139 3136334139 | 1 |
| 9 | (313) 633-4156 3136334156 | 1 |
| 10 | (313) 633-4461 3136334461 | 1 |
| 11 | (313) 633-7421 3136337421 | 1 |
| 12 | (313) 633-7464 3136337464 | 1 |
| 13 | (313) 633-7931 3136337931 | 1 |
| 14 | (313) 633-9241 3136339241 | 1 |
| 15 | (313) 633-9607 3136339607 | 1 |
| 16 | (313) 633-9669 3136339669 | 1 |
| 17 | (313) 633-9705 3136339705 | 1 |
| 18 | (313) 633-9802 3136339802 | 1 |
About This Prefix
Phone numbers starting with (313) 633 are part of the North American Numbering Plan (NANP). The first three digits (313) represent the Area Code (NPA), and the next three digits (633) represent the Central Office Code (NXX) or exchange.
- NPA (313) - Numbering Plan Area, identifies the geographic region
- NXX (633) - Central Office Code, identifies the specific exchange
- XXXX - Subscriber number (0000-9999)