ZIP Code 43536

43536 is one of Ohio's ZIP codes, delivering to addresses in Mark Center, Defiance County.

City: Mark Center
County: Defiance County
State: Ohio
Prefix: 435xx

Where this code sits

43536 is part of the 435xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Mark Center.

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 43536 delivers to without sharing its boundary.

ZIP codes nearest 43536

The ZIP codes whose reference points sit closest to 43536.
ZIP code	Distance	Delivers to
ZIP code 43556	4.5 mi	Sherwood, OH
ZIP code 45821	5.1 mi	Cecil, OH
ZIP code 43520	6.8 mi	Farmer, OH
ZIP code 43526	6.9 mi	Hicksville, OH
ZIP code 43549	7.9 mi	Ney, OH
ZIP code 45813	9.4 mi	Antwerp, OH
ZIP code 45879	11 mi	Paulding, OH
ZIP code 46743	12 mi	Harlan, IN

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 43536, plotted from its record coordinates.

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

Scope ZIP code 43536. 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.