ZIP Code 50630

50630 is one of Iowa's ZIP codes, delivering to addresses in Fredericksburg, Chickasaw County.

City: Fredericksburg
County: Chickasaw County
State: Iowa
Prefix: 506xx

Where this code sits

50630 is part of the 506xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Fredericksburg.

Fredericksburg Iowa ZIP codes →

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 50630 delivers to without sharing its boundary.

563 Area code 563

ZIP codes nearest 50630

The ZIP codes whose reference points sit closest to 50630.
ZIP code	Distance	Delivers to
ZIP code 50631	7.6 mi	Frederika, IA
ZIP code 50659	8.8 mi	New Hampton, IA
ZIP code 50674	9.1 mi	Sumner, IA
ZIP code 52154	9.6 mi	Lawler, IA
ZIP code 52171	10 mi	Waucoma, IA
ZIP code 50676	11 mi	Tripoli, IA
ZIP code 52147	12 mi	Hawkeye, IA
ZIP code 52166	15 mi	Saint Lucas, 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 50630, plotted from its record coordinates.

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

Scope ZIP code 50630. 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.