Phone Prefix
(313) 448-XXXX
MI • DETROITZN1
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Carrier Information
NANPA
State
MI
Region
MW
Rate Center
DETROITZN1
Assigned To
MICHIGAN BELL TEL CO
OCN
9323
Status
AS
Date Assigned
Dec 09, 2010
Number Range
First Number
(313) 448-0000
Last Number
(313) 448-9999
This prefix contains 10,000 possible phone numbers
Spam Reports
7 reports
7
Total FCC + FTC DNC complaints for numbers in this prefix
Top 6 Most Reported Numbers
| # | Phone Number | Reports |
|---|---|---|
| 1 | (313) 448-9935 3134489935 | 2 |
| 2 | (313) 448-4322 3134484322 | 1 |
| 3 | (313) 448-4707 3134484707 | 1 |
| 4 | (313) 448-5481 3134485481 | 1 |
| 5 | (313) 448-8428 3134488428 | 1 |
| 6 | (313) 448-9632 3134489632 | 1 |
About This Prefix
Phone numbers starting with (313) 448 are part of the North American Numbering Plan (NANP). The first three digits (313) represent the Area Code (NPA), and the next three digits (448) represent the Central Office Code (NXX) or exchange.
- NPA (313) - Numbering Plan Area, identifies the geographic region
- NXX (448) - Central Office Code, identifies the specific exchange
- XXXX - Subscriber number (0000-9999)