ZIP Code 52540

52540 is one of Iowa's ZIP codes, delivering to addresses in Brighton, Washington County.

City: Brighton
County: Washington County
State: Iowa
Prefix: 525xx

Where this code sits

52540 is part of the 525xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Brighton.

Brighton Iowa ZIP codes →

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 52540 delivers to without sharing its boundary.

319 Area code 319

ZIP codes nearest 52540

The ZIP codes whose reference points sit closest to 52540.
ZIP code	Distance	Delivers to
ZIP code 52585	8.0 mi	Richland, IA
ZIP code 52654	8.8 mi	Wayland, IA
ZIP code 52635	10 mi	Lockridge, IA
ZIP code 52557	12 mi	Fairfield, IA
ZIP code 52353	12 mi	Washington, IA
ZIP code 52556	12 mi	Fairfield, IA
ZIP code 52580	13 mi	Packwood, IA
ZIP code 52642	14 mi	Rome, 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 52540, plotted from its record coordinates.

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

Scope ZIP code 52540. 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.