ZIP Code 52045

52045 is one of Iowa's ZIP codes, delivering to addresses in Epworth, Dubuque County.

City: Epworth
County: Dubuque County
State: Iowa
Prefix: 520xx

Where this code sits

52045 is part of the 520xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Epworth.

Epworth Iowa ZIP codes →

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 52045 delivers to without sharing its boundary.

563 Area code 563

ZIP codes nearest 52045

The ZIP codes whose reference points sit closest to 52045.
ZIP code	Distance	Delivers to
ZIP code 52046	3.9 mi	Farley, IA
ZIP code 52068	6.2 mi	Peosta, IA
ZIP code 52039	8.3 mi	Durango, IA
ZIP code 52032	8.5 mi	Bernard, IA
ZIP code 52078	9.6 mi	Worthington, IA
ZIP code 52053	9.7 mi	Holy Cross, IA
ZIP code 52040	9.9 mi	Dyersville, IA
ZIP code 52002	11 mi	Dubuque, 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 52045, plotted from its record coordinates.

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

Scope ZIP code 52045. 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.