Prefix 614-666 — Hilliard, OH

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

Area code
614
Prefix (NXX)
666
Rate center
Hilliard
State
Ohio
Time zone
Eastern
Code holder
PEERLESS NETWORK OF OHIO, LLC - OH
OCN
284F
Pooled
Yes (thousands-block pooling)
Assigned
2012-03-07
LATA
324

The 614-666 prefix belongs to area code 614 and is anchored to the Hilliard rate center (OH). In NANP terms, the prefix — or NXX — determines the rate center a number is billed against.

Hilliard is part of the Columbus, OH Metropolitan Statistical Area. For routing purposes it sits in LATA 324. Numbers here keep Eastern time.

The assigned code holder is PEERLESS NETWORK OF OHIO, LLC - OH, operating company number 284F, assigned March 7, 2012. 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 614-666 is not proof the call came from Hilliard: 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 614-666
PrefixRate centerCode holder
614-663 Grove City OHIO BELL TEL CO
614-664 Hilliard LEVEL 3 COMMUNICATIONS, LLC - OH
614-665 Westerville PEERLESS NETWORK OF OHIO, LLC - OH
614-667 Gahanna CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OH
614-668 Columbus AERIAL COMMUNICATIONS, INC.
614-669 Lockbourne LEVEL 3 COMMUNICATIONS, LLC - OH

FAQ

Where is 614-666 located?

The prefix is assigned to the Hilliard rate center in OH, area code 614. It is part of the Columbus, OH Metropolitan Statistical Area.

Which company owns 614-666 numbers?

PEERLESS NETWORK OF OHIO, 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 614-666 safe to answer?

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