Phone Prefix
(313) 821-XXXX
MI • DETROITZN2
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Carrier Information
NANPA
State
MI
Region
MW
Rate Center
DETROITZN2
Assigned To
MICHIGAN BELL TEL CO
OCN
9323
Status
RT
Number Range
First Number
(313) 821-0000
Last Number
(313) 821-9999
This prefix contains 10,000 possible phone numbers
Spam Reports
16 reports
16
Total FCC + FTC DNC complaints for numbers in this prefix
Top 15 Most Reported Numbers
| # | Phone Number | Reports |
|---|---|---|
| 1 | (313) 821-0202 3138210202 | 1 |
| 2 | (313) 821-1062 3138211062 | 1 |
| 3 | (313) 821-1259 3138211259 | 1 |
| 4 | (313) 821-1795 3138211795 | 1 |
| 5 | (313) 821-2076 3138212076 | 1 |
| 6 | (313) 821-3635 3138213635 | 1 |
| 7 | (313) 821-3812 3138213812 | 1 |
| 8 | (313) 821-4034 3138214034 | 1 |
| 9 | (313) 821-5819 3138215819 | 1 |
| 10 | (313) 821-5881 3138215881 | 1 |
| 11 | (313) 821-7432 3138217432 | 1 |
| 12 | (313) 821-7895 3138217895 | 1 |
| 13 | (313) 821-8074 3138218074 | 1 |
| 14 | (313) 821-9636 3138219636 | 1 |
| 15 | (313) 821-9865 3138219865 | 1 |
About This Prefix
Phone numbers starting with (313) 821 are part of the North American Numbering Plan (NANP). The first three digits (313) represent the Area Code (NPA), and the next three digits (821) represent the Central Office Code (NXX) or exchange.
- NPA (313) - Numbering Plan Area, identifies the geographic region
- NXX (821) - Central Office Code, identifies the specific exchange
- XXXX - Subscriber number (0000-9999)