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Okoboji Iowa ZIP Codes

Okoboji holds a single ZIP code.

Every ZIP code in Okoboji

The complete list of Okoboji, Iowa ZIP codes with the county each falls in.
ZIP codeCounty
51355Dickinson 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We do not publish a delivery type (standard, PO box, unique) or a neighbourhood for each ZIP.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 Okoboji codes above are listed without a column we would have to invent.

Scope every ZIP code recorded for Okoboji. 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 Okoboji ZIP code begins 513. Those first three digits identify the sectional center facility that processes mail for this part of Iowa. Statewide that range covers 23 ZIP codes, so Okoboji accounts for 4% of it.

Every Iowa ZIP prefix and the region it covers →

Area codes covering Okoboji

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 Okoboji occupies.

Okoboji Iowa area codes in full →

Where Okoboji's ZIP codes sit

Each point is one Okoboji ZIP code, plotted from its record coordinates.
  • Reference points and footprint
  • Not an official NANPA boundary
  • Not a USPS delivery area

Cities near Okoboji

The closest places to Okoboji with their own ZIP code list, nearest first.
CityDistanceZIP codes
Arnolds Park Iowa ZIP codes1.9 mi1 ZIP code
Spirit Lake Iowa ZIP codes2.2 mi1 ZIP code
Milford Iowa ZIP codes3.3 mi1 ZIP code
Superior Iowa ZIP codes9.9 mi1 ZIP code
Terril Iowa ZIP codes10 mi1 ZIP code
Fostoria Iowa ZIP codes10 mi1 ZIP code
Lake Park Iowa ZIP codes10 mi1 ZIP code
Estherville Iowa ZIP codes15 mi1 ZIP code

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