ZIP Code 52240

52240 is one of Iowa's ZIP codes, delivering to addresses in Iowa City, Johnson County.

City: Iowa City
County: Johnson County
State: Iowa
Prefix: 522xx

Where this code sits

52240 is part of the 522xx range, the group of codes handled by one mail processing centre. Iowa City is served by 6 ZIP codes in total; the full list, with the county each falls in, is on the Iowa City page.

Iowa City Iowa ZIP codes →

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 52240 delivers to without sharing its boundary.

319 Area code 319

ZIP codes nearest 52240

The ZIP codes whose reference points sit closest to 52240.
ZIP code	Distance	Delivers to
ZIP code 52245	2.1 mi	Iowa City, IA
ZIP code 52243	2.3 mi	Iowa City, IA
ZIP code 52242	3.0 mi	Iowa City, IA
ZIP code 52246	3.4 mi	Iowa City, IA
ZIP code 52235	5.7 mi	Hills, IA
ZIP code 52241	6.1 mi	Coralville, IA
ZIP code 52317	9.3 mi	North Liberty, IA
ZIP code 52244	9.3 mi	Iowa City, 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 52240, plotted from its record coordinates.

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

Scope ZIP code 52240. 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.