Prefix 513-334 — Little Miami, OH

NANPA CO code assignment, current as of July 28, 2026.

Area code
513
Prefix (NXX)
334
Rate center
Little Miami
State
Ohio
Time zone
Eastern
Code holder
LEVEL 3 COMMUNICATIONS, LLC - OH
OCN
4863
Pooled
Yes (thousands-block pooling)
Assigned
2002-03-27
LATA
922

The 513-334 prefix belongs to area code 513 and is anchored to the Little Miami rate center (OH). In NANP terms, the prefix — or NXX — determines the rate center a number is billed against.

Little Miami is part of the Cincinnati, OH-KY-IN Metropolitan Statistical Area. For routing purposes it sits in LATA 922. Numbers here keep Eastern time.

The assigned code holder is LEVEL 3 COMMUNICATIONS, LLC - OH, operating company number 4863, assigned March 27, 2002. This is a pooled prefix — expect numbers within it to be split across more than one carrier in 1,000-number blocks.

Caller ID showing 513-334 is not proof the call came from Little Miami: spoofing and porting both detach numbers from their origin. To verify a caller, hang up and dial the organization's published number, and report suspicious calls to the FTC.

Neighboring prefixes

Prefixes adjacent to 513-334
PrefixRate centerCode holder
513-331 Lebanon (warren) T-MOBILE USA, INC.
513-332 Cincinnati PAETEC ITEL, LLC
513-333 Cincinnati CINCINNATI BELL
513-335 Cincinnati CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OH
513-336 Mason BRIGHTSPEED OF NORTHWEST OHIO, INC.
513-337 Cincinnati MCIMETRO ACCESS TRANSMISSION SERVICES LLC - OH

FAQ

Where is 513-334 located?

The prefix is assigned to the Little Miami rate center in OH, area code 513. It is part of the Cincinnati, OH-KY-IN Metropolitan Statistical Area.

Which company owns 513-334 numbers?

LEVEL 3 COMMUNICATIONS, LLC - OH 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 513-334 safe to answer?

The prefix itself says nothing about the caller. Legitimate Little Miami businesses and spoofed robocalls can both display it. Never share personal data with an unverified inbound caller.