Prefix 313-447 — Detroit Zone 02, MI
- Area code
- 313
- Prefix (NXX)
- 447
- Rate center
- Detroit Zone 02
- State
- Michigan
- Time zone
- Eastern
- Code holder
- OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC
- OCN
- 2964
- Pooled
- Yes (thousands-block pooling)
- Assigned
- 2005-03-28
- LATA
- 340
313-447 identifies a block of numbers in Detroit Zone 02, MI, within the 313 area code. Every US prefix is tied to exactly one rate center; this one is Detroit Zone 02.
The rate center lies in the Detroit-Warren-Dearborn, MI Metropolitan Statistical Area. The serving LATA is 340. Local time follows the Eastern zone.
Treat the on-screen number as a hint, not evidence — 313-447 can be spoofed like any US prefix. If a call feels off, verify through an official callback number and file a complaint with the FCC or FTC.
NANPA's central-office code records list OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC (OCN 2964) as the code holder, assigned March 28, 2005. Because 313-447 participates in thousands-block pooling, individual 1,000-number blocks may belong to other carriers than the code holder.
Neighboring prefixes
| Prefix | Rate center | Code holder |
|---|---|---|
| 313-444 | Detroit Zone 02 | PAETEC ITEL, LLC |
| 313-445 | Detroit Zone 06 | OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC |
| 313-446 | Detroit Zone 01 | MICHIGAN BELL TEL CO |
| 313-448 | Detroit Zone 01 | MICHIGAN BELL TEL CO |
| 313-449 | Detroit Zone 02 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MI |
| 313-450 | Detroit Zone 05 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MI |
FAQ
Where is 313-447 located?
The prefix is assigned to the Detroit Zone 02 rate center in MI, area code 313. It is part of the Detroit-Warren-Dearborn, MI Metropolitan Statistical Area.
Which company owns 313-447 numbers?
OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC holds the code, but the prefix is pooled — individual thousands-blocks can be assigned to other carriers, and numbers may be ported to any provider.
Is a call from 313-447 safe to answer?
The prefix itself says nothing about the caller. Legitimate Detroit Zone 02 businesses and spoofed robocalls can both display it. Never share personal data with an unverified inbound caller.