ZIP Code 70450

70450 is one of Louisiana's ZIP codes, delivering to addresses in Mount Hermon, Washington Parish.

City: Mount Hermon
Parish: Washington Parish
State: Louisiana
Prefix: 704xx

Where this code sits

70450 is part of the 704xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Mount Hermon.

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 70450 delivers to without sharing its boundary.

985 Area code 985

ZIP codes nearest 70450

The ZIP codes whose reference points sit closest to 70450.
ZIP code	Distance	Delivers to
ZIP code 70438	12 mi	Franklinton, LA
ZIP code 70444	12 mi	Kentwood, LA
ZIP code 39657	13 mi	Osyka, MS
ZIP code 70465	15 mi	Tangipahoa, LA
ZIP code 39667	16 mi	Tylertown, MS
ZIP code 39632	17 mi	Chatawa, MS
ZIP code 39652	17 mi	Magnolia, MS
ZIP code 39648	17 mi	Mccomb, MS

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 70450, plotted from its record coordinates.

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

Scope ZIP code 70450. 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.