ZIP Code 50099

50099 is one of Iowa's ZIP codes, delivering to addresses in Boone, Boone County.

City: Boone
County: Boone County
State: Iowa
Prefix: 500xx

Where this code sits

50099 is part of the 500xx range, the group of codes handled by one mail processing centre. Boone is served by 3 ZIP codes in total; the full list, with the county each falls in, is on the Boone page.

Boone Iowa ZIP codes →

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 50099 delivers to without sharing its boundary.

515 Area code 515

ZIP codes nearest 50099

The ZIP codes whose reference points sit closest to 50099.
ZIP code	Distance	Delivers to
ZIP code 50037	0.0 mi	Boone, IA
ZIP code 50036	0.7 mi	Boone, IA
ZIP code 50212	6.7 mi	Ogden, IA
ZIP code 50152	8.6 mi	Luther, IA
ZIP code 50014	9.6 mi	Ames, IA
ZIP code 50223	9.6 mi	Pilot Mound, IA
ZIP code 50012	12 mi	Ames, IA
ZIP code 50156	12 mi	Madrid, 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 50099, plotted from its record coordinates.

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

Scope ZIP code 50099. 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.