Prefix 513-678 — Cincinnati, OH
- Area code
- 513
- Prefix (NXX)
- 678
- Rate center
- Cincinnati
- State
- Ohio
- Time zone
- Eastern
- Code holder
- T-MOBILE USA, INC.
- OCN
- 6529
- Pooled
- Yes (thousands-block pooling)
- Assigned
- 2001-03-06
- LATA
- 922
Numbers in the 513-678 prefix are registered to the Cincinnati rate center in OH, inside area code 513. The prefix is the second block of a ten-digit US number (513-678-XXXX) and pins the number to a billing locality.
The assigned code holder is T-MOBILE USA, INC., operating company number 6529, assigned March 6, 2001. This is a pooled prefix — expect numbers within it to be split across more than one carrier in 1,000-number blocks.
The rate center lies in the Cincinnati, OH-KY-IN Metropolitan Statistical Area. The serving LATA is 922. Local time follows the Eastern zone.
Spoofing means this prefix on your screen doesn't guarantee a Cincinnati caller. Verify independently before trusting a request for money or data.
Neighboring prefixes
| Prefix | Rate center | Code holder |
|---|---|---|
| 513-675 | Cincinnati | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OH |
| 513-676 | Bethany | BANDWIDTH.COM CLEC, LLC - OH |
| 513-677 | Little Miami | CINCINNATI BELL |
| 513-679 | Cincinnati | CINCINNATI BELL |
| 513-680 | Cincinnati | NEW CINGULAR WIRELESS PCS, LLC - IL |
| 513-681 | Cincinnati | CINCINNATI BELL |
FAQ
Where is 513-678 located?
The prefix is assigned to the Cincinnati rate center in OH, area code 513. It is part of the Cincinnati, OH-KY-IN Metropolitan Statistical Area.
Which company owns 513-678 numbers?
T-MOBILE USA, INC. 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 513-678 safe to answer?
The prefix itself says nothing about the caller. Legitimate Cincinnati businesses and spoofed robocalls can both display it. Never share personal data with an unverified inbound caller.