ZIP Code 91710

91710 is one of California's ZIP codes, delivering to addresses in Chino, San Bernardino County.

City: Chino
County: San Bernardino County
State: California
Prefix: 917xx

Where this code sits

91710 is part of the 917xx range, the group of codes handled by one mail processing centre. Chino is served by 2 ZIP codes in total; the full list, with the county each falls in, is on the Chino page.

Chino California ZIP codes →

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 91710 delivers to without sharing its boundary.

ZIP codes nearest 91710

The ZIP codes whose reference points sit closest to 91710.
ZIP code	Distance	Delivers to
ZIP code 91762	3.3 mi	Ontario, CA
ZIP code 91709	3.5 mi	Chino Hills, CA
ZIP code 91761	4.0 mi	Ontario, CA
ZIP code 91758	4.0 mi	Ontario, CA
ZIP code 91763	4.3 mi	Montclair, CA
ZIP code 91766	4.6 mi	Pomona, CA
ZIP code 91708	4.8 mi	Chino, CA
ZIP code 91769	4.9 mi	Pomona, 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 91710, plotted from its record coordinates.

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

Scope ZIP code 91710. 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.