ZIP Code 50583

50583 is one of Iowa's ZIP codes, delivering to addresses in Sac City, Sac County.

City: Sac City
County: Sac County
State: Iowa
Prefix: 505xx

Where this code sits

50583 is part of the 505xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Sac City.

Sac City Iowa ZIP codes →

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 50583 delivers to without sharing its boundary.

712 Area code 712

ZIP codes nearest 50583

The ZIP codes whose reference points sit closest to 50583.
ZIP code	Distance	Delivers to
ZIP code 50561	6.1 mi	Lytton, IA
ZIP code 51450	8.4 mi	Lake View, IA
ZIP code 50567	8.6 mi	Nemaha, IA
ZIP code 50535	10 mi	Early, IA
ZIP code 51433	12 mi	Auburn, IA
ZIP code 50551	12 mi	Jolley, IA
ZIP code 51466	12 mi	Wall Lake, IA
ZIP code 50568	13 mi	Newell, 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 50583, plotted from its record coordinates.

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

Scope ZIP code 50583. 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.