218 area code — Duluth, MN geographic

Data: NANPA public reports, current as of July 28, 2026.

State
Minnesota
Major area
Duluth
Time zone
Central
In service since
1947-01-01
Active prefixes
706
Rate centers
238
Carriers
80
Projected exhaust
3Q 2036

Phone numbers beginning 218 are registered to the Duluth area of Minnesota (Central time zone). The code entered service on January 1, 1947. Because of number portability and VoIP, the area code tells you where the number was issued, not where the caller is right now.

NANPA lists 706 active NXX prefixes in 218, assigned to 80 carriers. 442 of those prefixes are pooled — shared between carriers in thousands-number blocks. The code spans 238 rate centers (billing localities).

Use this page to decode where 218 numbers come from — and remember that spoofing means the screen can lie about everything except your own caution.

Official projections put exhaust at 3Q 2036.

The dialing plan is 10D for home-NPA local calls and 10D across codes.

Worth noting: 218 is the oldest area code in Minnesota, in service since 1947; it is also covers more rate centers (238) than any other Minnesota area code.

Largest localities in 218

Largest rate centers in area code 218
Locality (rate center)Active prefixesAlso served by
Duluth 78
Brainerd 27
Bemidji 21
Moorhead 21
Virginia 17
Fergus Falls 14
Hibbing 14
Grand Rapids 13
Detroit Lakes 13
Wadena 13

FAQ

Where is a 218 number from?

218 is assigned to Duluth and surrounding areas of Minnesota in the Central time zone. The three digits after the area code (the prefix) narrow it down to a rate center.

Is 218 a toll-free number?

No. 218 is a geographic code; calls are billed like any other domestic call. Toll-free codes are 800, 833, 844, 855, 866, 877 and 888.

Will 218 run out of numbers?

NANPA's current forecast projects exhaust in 3Q 2036 — decades of capacity remain.

Why am I getting spam calls from 218 numbers?

Scammers spoof recognizable area codes so calls look local or familiar. A displayed 218 number does not prove the call originated there — see our guide to spotting spoofed calls.