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Morrison Iowa ZIP Codes

Morrison holds a single ZIP code.

Every ZIP code in Morrison

The complete list of Morrison, Iowa ZIP codes with the county each falls in.
ZIP codeCounty
50657Grundy 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We do not publish a delivery type (standard, PO box, unique) or a neighbourhood for each ZIP.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 Morrison codes above are listed without a column we would have to invent.

Scope every ZIP code recorded for Morrison. 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 Morrison ZIP code begins 506. Those first three digits identify the sectional center facility that processes mail for this part of Iowa. Statewide that range covers 70 ZIP codes, so Morrison accounts for 1% of it.

Every Iowa ZIP prefix and the region it covers →

Area codes covering Morrison

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 Morrison occupies.

Morrison Iowa area codes in full →

Where Morrison's ZIP codes sit

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

Cities near Morrison

The closest places to Morrison with their own ZIP code list, nearest first.
CityDistanceZIP codes
Reinbeck Iowa ZIP codes4.3 mi1 ZIP code
Grundy Center Iowa ZIP codes5.3 mi1 ZIP code
Lincoln Iowa ZIP codes5.6 mi1 ZIP code
Holland Iowa ZIP codes7.5 mi1 ZIP code
Dike Iowa ZIP codes8.7 mi1 ZIP code
Gladbrook Iowa ZIP codes11 mi1 ZIP code
Beaman Iowa ZIP codes11 mi1 ZIP code
Stout Iowa ZIP codes13 mi1 ZIP code

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