Prefix 313-229 — Detroit Zone 05, MI
- Area code
- 313
- Prefix (NXX)
- 229
- Rate center
- Detroit Zone 05
- State
- Michigan
- Time zone
- Eastern
- Code holder
- OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC
- OCN
- 2964
- Pooled
- Yes (thousands-block pooling)
- Assigned
- 2012-07-12
- LATA
- 340
Numbers in the 313-229 prefix are registered to the Detroit Zone 05 rate center in MI, inside area code 313. The prefix is the second block of a ten-digit US number (313-229-XXXX) and pins the number to a billing locality.
NANPA's central-office code records list OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC (OCN 2964) as the code holder, assigned July 12, 2012. Because 313-229 participates in thousands-block pooling, individual 1,000-number blocks may belong to other carriers than the code holder.
The rate center lies in the Detroit-Warren-Dearborn, MI Metropolitan Statistical Area. The serving LATA is 340. Local time follows the Eastern zone.
Spoofing means this prefix on your screen doesn't guarantee a Detroit Zone 05 caller. Verify independently before trusting a request for money or data.
Neighboring prefixes
| Prefix | Rate center | Code holder |
|---|---|---|
| 313-226 | Detroit Zone 01 | MICHIGAN BELL TEL CO |
| 313-227 | Detroit Zone 01 | MICHIGAN BELL TEL CO |
| 313-228 | Detroit Zone 06 | LEVEL 3 COMMUNICATIONS, LLC - MI |
| 313-230 | Detroit Zone 01 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MI |
| 313-231 | Detroit Zone 06 | OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC |
| 313-232 | Detroit Zone 05 | MICHIGAN BELL TEL CO |
FAQ
Where is 313-229 located?
The prefix is assigned to the Detroit Zone 05 rate center in MI, area code 313. It is part of the Detroit-Warren-Dearborn, MI Metropolitan Statistical Area.
Which company owns 313-229 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 313-229 safe to answer?
The prefix itself says nothing about the caller. Legitimate Detroit Zone 05 businesses and spoofed robocalls can both display it. Never share personal data with an unverified inbound caller.