Darwin Minnesota Area Code

One area code covers Darwin: 320.

The code covering Darwin

Area codes covering Darwin, Minnesota, with what each one primarily serves.
Area code	Primarily serves	In service
320	Willmar	1996

Scope the codes matched to Darwin. Source geoinfo-dataset (full_dataset) ZIP→NPA (2018 snapshot) and LocalCallingGuide NPA list (2026-07 NPA list). Updated 16 July 2026. Overlay relationships come from the numbering-plan authority; the place match is computed.

Which part of town has which code

Darwin has a single code, so there is nothing to divide — every local line carries 320.

ZIP codes for the same city

Postal geography is organised separately from telephone geography, so Darwin’s 1 ZIP code do not map onto the codes above. They are listed in full, with the county each falls in, on the postal side of the site.

Darwin Minnesota ZIP codes →

Nearby places with different codes

These are the closest places to Darwin whose area codes are not the same set. If you are near one of them, a local number may carry a code that is not on the list above.

The nearest places to Darwin covered by a different set of area codes.
City	Distance	Their area codes
Maple Lake Minnesota area codes	22 mi	320, 763
Waverly Minnesota area codes	22 mi	763
Montrose Minnesota area codes	25 mi	612, 763
New Germany Minnesota area codes	26 mi	320, 612, 952
Buffalo Minnesota area codes	28 mi	612, 763
Mayer Minnesota area codes	30 mi	952
Watertown Minnesota area codes	30 mi	952
Delano Minnesota area codes	31 mi	612

Straight-line distance between place reference points, not driving distance.