Prefix 612-324 — Twin Cities, MN

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

Area code
612
Prefix (NXX)
324
Rate center
Twin Cities
State
Minnesota
Time zone
Central
Code holder
ONVOY, LLC - MN
OCN
184D
Pooled
Yes (thousands-block pooling)
Assigned
2017-09-01
LATA
628

Numbers in the 612-324 prefix are registered to the Twin Cities rate center in MN, inside area code 612. The prefix is the second block of a ten-digit US number (612-324-XXXX) and pins the number to a billing locality.

Code-holder of record: ONVOY, LLC - MN (OCN 184D), assigned September 1, 2017. The prefix is pooled: its ten thousands-blocks can be shared among several carriers, so different 612-324 numbers may be served by different companies.

The rate center lies in the Minneapolis-St. Paul-Bloomington, MN-WI Metropolitan Statistical Area. The serving LATA is 628. Local time follows the Central zone.

Spoofing means this prefix on your screen doesn't guarantee a Twin Cities caller. Verify independently before trusting a request for money or data.

Neighboring prefixes

Prefixes adjacent to 612-324
PrefixRate centerCode holder
612-321 Twin Cities QWEST CORPORATION
612-322 Twin Cities CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MN
612-323 Twin Cities AERIAL COMMUNICATIONS, INC.
612-325 Twin Cities NEW CINGULAR WIRELESS PCS, LLC - IL
612-326 Twin Cities LEVEL 3 COMMUNICATIONS, LLC - MN
612-327 Twin Cities AERIAL COMMUNICATIONS, INC.

FAQ

Where is 612-324 located?

The prefix is assigned to the Twin Cities rate center in MN, area code 612. It is part of the Minneapolis-St. Paul-Bloomington, MN-WI Metropolitan Statistical Area.

Which company owns 612-324 numbers?

ONVOY, LLC - MN 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 612-324 safe to answer?

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