ZIP Code 45142

45142 is one of Ohio's ZIP codes, delivering to addresses in Lynchburg, Highland County.

City: Lynchburg
County: Highland County
State: Ohio
Prefix: 451xx

Where this code sits

45142 is part of the 451xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Lynchburg.

Lynchburg Ohio ZIP codes →

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 45142 delivers to without sharing its boundary.

ZIP codes nearest 45142

The ZIP codes whose reference points sit closest to 45142.
ZIP code	Distance	Delivers to
ZIP code 45146	7.0 mi	Martinsville, OH
ZIP code 45148	7.4 mi	Midland, OH
ZIP code 45118	8.1 mi	Fayetteville, OH
ZIP code 45159	10 mi	New Vienna, OH
ZIP code 45114	10 mi	Cuba, OH
ZIP code 45133	11 mi	Hillsboro, OH
ZIP code 45107	11 mi	Blanchester, OH
ZIP code 45155	12 mi	Mowrystown, OH

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 45142, plotted from its record coordinates.

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

Scope ZIP code 45142. 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.