Prefix 612-206 — Twin Cities, MN

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

Area code
612
Prefix (NXX)
206
Rate center
Twin Cities
State
Minnesota
Time zone
Central
Code holder
ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM
OCN
4139
Pooled
Yes (thousands-block pooling)
Assigned
2009-12-14
LATA
628

The 612-206 prefix belongs to area code 612 and is anchored to the Twin Cities rate center (MN). In NANP terms, the prefix — or NXX — determines the rate center a number is billed against.

Twin Cities is part of the Minneapolis-St. Paul-Bloomington, MN-WI Metropolitan Statistical Area. For routing purposes it sits in LATA 628. Numbers here keep Central time.

The assigned code holder is ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM, operating company number 4139, assigned December 14, 2009. 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 612-206 is not proof the call came from Twin Cities: 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 612-206
PrefixRate centerCode holder
612-203 Twin Cities AERIAL COMMUNICATIONS, INC.
612-204 Twin Cities QWEST CORPORATION
612-205 Twin Cities AERIAL COMMUNICATIONS, INC.
612-207 Twin Cities AERIAL COMMUNICATIONS, INC.
612-208 Twin Cities COMCAST IP PHONE, LLC
612-209 Twin Cities CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MN

FAQ

Where is 612-206 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 612-206 numbers?

ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM 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 612-206 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.