ZIP Code 91380

91380 is one of California's ZIP codes, delivering to addresses in Santa Clarita, Los Angeles County.

City

Santa Clarita

County

Los Angeles County

State

California

Prefix

913xx

Where this code sits

91380 is part of the 913xx range, the group of codes handled by one mail processing centre. Santa Clarita is served by 5 ZIP codes in total; the full list, with the county each falls in, is on the Santa Clarita page.

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 91380 delivers to without sharing its boundary.

ZIP codes nearest 91380

The ZIP codes whose reference points sit closest to 91380.
ZIP code	Distance	Delivers to
ZIP code 91382	0.0 mi	Santa Clarita, CA
ZIP code 91383	0.0 mi	Santa Clarita, CA
ZIP code 91355	0.8 mi	Valencia, CA
ZIP code 91322	0.8 mi	Newhall, CA
ZIP code 91321	1.4 mi	Newhall, CA
ZIP code 91350	3.8 mi	Santa Clarita, CA
ZIP code 91354	3.8 mi	Valencia, CA
ZIP code 91381	4.1 mi	Stevenson Ranch, 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 91380, plotted from its record coordinates.

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

Scope ZIP code 91380. 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.