Prefix 612-401 — Twin Cities, MN

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

Area code
612
Prefix (NXX)
401
Rate center
Twin Cities
State
Minnesota
Time zone
Central
Code holder
NEW CINGULAR WIRELESS PCS, LLC - IL
OCN
6534
Pooled
Yes (thousands-block pooling)
Assigned
2012-09-06
LATA
628

Numbers in the 612-401 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 (612-401-XXXX) and pins the number to a billing locality.

NANPA's central-office code records list NEW CINGULAR WIRELESS PCS, LLC - IL (OCN 6534) as the code holder, assigned September 6, 2012. Because 612-401 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 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 612-401
PrefixRate centerCode holder
612-398 Twin Cities ADVANCED TELECOM SOLUTIONS, LLC
612-399 Twin Cities QWEST CORPORATION
612-400 Twin Cities CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MN
612-402 Twin Cities AERIAL COMMUNICATIONS, INC.
612-403 Twin Cities METROPCS, INC.
612-404 Twin Cities AERIAL COMMUNICATIONS, INC.

FAQ

Where is 612-401 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 612-401 numbers?

NEW CINGULAR WIRELESS PCS, LLC - IL 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 612-401 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.