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Williston North Dakota ZIP Codes

Williston holds 3 ZIP codes, all inside one county and one postal prefix.

Every ZIP code in Williston

The complete list of Williston, North Dakota ZIP codes with the county each falls in.
ZIP codeCounty
58801Williams County
58802Williams County
58803Williams County

We do not publish a delivery type (standard, PO box, unique) or a neighbourhood for each ZIP. USPS delivery-type products are licensed, and no clean-rights source maps ZIP codes to neighbourhoods — so the Williston codes above are listed without a column we would have to invent.

Scope every ZIP code recorded for Williston. Source GeoNames US postal codes (2026-07 postal dump) and Census 2024 county Gazetteer (2024 Gazetteer). Updated . ZIP codes are delivery-route groupings, not areas; the boundaries implied by any ZIP map are approximations.

How these codes cluster

Every Williston ZIP code begins 588. Those first three digits identify the sectional center facility that processes mail for this part of North Dakota. Statewide that range covers 17 ZIP codes, so Williston accounts for 18% of it.

Every North Dakota ZIP prefix and the region it covers →

Area codes covering Williston

ZIP codes and area codes are separate systems — one routes mail, the other routes calls — and they do not share boundaries. The code below serves the same ground Williston occupies.

Williston North Dakota area codes in full →

Where Williston's ZIP codes sit

Each point is one Williston ZIP code, plotted from its record coordinates. The outline is the convex envelope of those points — a footprint, not a boundary.
  • Reference points and footprint
  • Not an official NANPA boundary
  • Not a USPS delivery area

Cities near Williston

The closest places to Williston with their own ZIP code list, nearest first.
CityDistanceZIP codes
Epping North Dakota ZIP codes15 mi1 ZIP code
Ray North Dakota ZIP codes24 mi1 ZIP code
Alexander North Dakota ZIP codes24 mi1 ZIP code
Arnegard North Dakota ZIP codes28 mi1 ZIP code
Alamo North Dakota ZIP codes28 mi1 ZIP code
Watford City North Dakota ZIP codes32 mi1 ZIP code
Grenora North Dakota ZIP codes33 mi1 ZIP code
Tioga North Dakota ZIP codes35 mi1 ZIP code

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