Stanley Iowa ZIP Codes

Stanley holds a single ZIP code.

Every ZIP code in Stanley

The complete list of Stanley, Iowa ZIP codes with the county each falls in.
ZIP code	County
50671	Buchanan 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We do not publish a delivery type (standard, PO box, unique) or a neighbourhood for each ZIP.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 Stanley codes above are listed without a column we would have to invent.

Scope every ZIP code recorded for Stanley. Source GeoNames US postal codes (2026-07 postal dump) and Census 2024 county Gazetteer (2024 Gazetteer). Updated 15 July 2026. ZIP codes are delivery-route groupings, not areas; the boundaries implied by any ZIP map are approximations.

How these codes cluster

Every Stanley 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 Stanley accounts for 1% of it.

Every Iowa ZIP prefix and the region it covers →

Area codes covering Stanley

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 Stanley occupies.

319 Area code 319

Stanley Iowa area codes in full →

Where Stanley's ZIP codes sit

Each point is one Stanley ZIP code, plotted from its record coordinates.

Reference points and footprint
Not an official NANPA boundary
Not a USPS delivery area

Cities near Stanley

The closest places to Stanley with their own ZIP code list, nearest first.
City	Distance	ZIP codes
Aurora Iowa ZIP codes	4.5 mi	1 ZIP code
Hazleton Iowa ZIP codes	5.1 mi	1 ZIP code
Oelwein Iowa ZIP codes	5.5 mi	1 ZIP code
Lamont Iowa ZIP codes	9.2 mi	1 ZIP code
Maynard Iowa ZIP codes	9.7 mi	1 ZIP code
Arlington Iowa ZIP codes	10 mi	1 ZIP code
Fairbank Iowa ZIP codes	12 mi	1 ZIP code
Winthrop Iowa ZIP codes	12 mi	1 ZIP code

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