ZIP Code 96121

96121 is one of California's ZIP codes, delivering to addresses in Milford, Lassen County.

City: Milford
County: Lassen County
State: California
Prefix: 961xx

Where this code sits

96121 is part of the 961xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Milford.

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 96121 delivers to without sharing its boundary.

ZIP codes nearest 96121

The ZIP codes whose reference points sit closest to 96121.
ZIP code	Distance	Delivers to
ZIP code 96114	10 mi	Janesville, CA
ZIP code 96103	11 mi	Blairsden Graeagle, CA
ZIP code 96128	12 mi	Standish, CA
ZIP code 96113	12 mi	Herlong, CA
ZIP code 96136	12 mi	Wendel, CA
ZIP code 96117	16 mi	Litchfield, CA
ZIP code 96109	20 mi	Doyle, CA
ZIP code 96130	20 mi	Susanville, CA

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 96121, plotted from its record coordinates.

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

Scope ZIP code 96121. 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.