Pottawattamie County ZIP Codes

Pottawattamie County is a county of Iowa.

ZIP codes
19
Cities & towns
17
Area codes
1
Land area
951 sq mi

Every ZIP code in Pottawattamie County

515xx
The complete list of Pottawattamie County, IA ZIP codes with the city each one delivers to.
ZIP codeCity
51501Council Bluffs
51502Council Bluffs
51503Council Bluffs
51510Carter Lake
51521Avoca
51525Carson
51526Crescent
51536Hancock
51542Honey Creek
51548Mc Clelland
51549Macedonia
51553Minden
51559Neola
51560Oakland
51570Shelby
51575Treynor
51576Underwood
51577Walnut
51593Harlan

We do not publish a delivery type (standard, PO box, unique) or a neighbourhood for each ZIP.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 Pottawattamie County codes above are listed without a column we would have to invent.

Cities and towns in Pottawattamie County

A further 2 places in Pottawattamie County appear in the postal source without a page of its own; their codes are in the table above and each one links to its own page.

Area codes covering Pottawattamie County

Telephone and postal boundaries are drawn by different bodies, so these codes overlap the county without matching its edges.

Where Pottawattamie County's ZIP codes sit

Each point is the reference point of one Pottawattamie County 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

Scope every ZIP code recorded in Pottawattamie County. Source GeoNames US postal codes (2026-07 postal dump), Census 2024 county Gazetteer (2024 Gazetteer) and geoinfo-dataset (full_dataset) ZIP→NPA (2018 snapshot). Updated . The outline is a convex envelope of ZIP reference points, not a jurisdiction boundary.