ZIP Code 52646

52646 is one of Iowa's ZIP codes, delivering to addresses in Oakville, Louisa County.

City: Oakville
County: Louisa County
State: Iowa
Prefix: 526xx

Where this code sits

52646 is part of the 526xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Oakville.

Oakville Iowa ZIP codes →

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 52646 delivers to without sharing its boundary.

319 Area code 319

ZIP codes nearest 52646

The ZIP codes whose reference points sit closest to 52646.
ZIP code	Distance	Delivers to
ZIP code 61442	6.1 mi	Keithsburg, IL
ZIP code 52637	8.0 mi	Mediapolis, IA
ZIP code 61272	8.5 mi	New Boston, IL
ZIP code 52653	9.9 mi	Wapello, IA
ZIP code 52640	11 mi	Morning Sun, IA
ZIP code 61476	12 mi	Seaton, IL
ZIP code 61469	12 mi	Oquawka, IL
ZIP code 52650	13 mi	Sperry, IA

Straight-line distance between place reference points, not driving distance. Where a place has no Census Gazetteer point, its postal centroid is used instead.

Each point is the reference point for 52646, plotted from its record coordinates.

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

Scope ZIP code 52646. Source GeoNames US postal codes (2026-07 postal dump) and Census 2024 county Gazetteer (2024 Gazetteer). Updated 15 July 2026. A ZIP code is a set of delivery routes, not an area; the point shown is a record coordinate, not a centre.