You are reviewing the Area Code (NPA/NXX) report for 313-321. Did you mean to search the SMS short code 313321?
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The area code you entered, 313, overlaps with the DSN network for U.S. military installations in the Caribbean region but might also be used for civilian purposes.
| Raw Number | 313321 |
| Basic Format | 313-321 |
| NPA (Area Code) | 313 |
| NXX | 321 |
| NPA-NXX-X | OCN | Company | Rate Center | Use Type | City | State |
|---|---|---|---|---|---|---|
| 313-321-XXXX | 6630 | SPOK, INC. | DETROITZN5 | AS | DETROIT ZONE 05 | MI |
Reports
Anonymous User from Troy, Michigan
May 15, 2025 at 7:39 PM