ZIP Code 85630

85630 is one of Arizona's ZIP codes, delivering to addresses in Saint David, Cochise County.

City: Saint David
County: Cochise County
State: Arizona
Prefix: 856xx

Where this code sits

85630 is part of the 856xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Saint David.

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 85630 delivers to without sharing its boundary.

520 Area code 520

ZIP codes nearest 85630

The ZIP codes whose reference points sit closest to 85630.
ZIP code	Distance	Delivers to
ZIP code 85602	7.8 mi	Benson, AZ
ZIP code 85627	8.2 mi	Pomerene, AZ
ZIP code 85609	14 mi	Dragoon, AZ
ZIP code 85638	15 mi	Tombstone, AZ
ZIP code 85636	16 mi	Sierra Vista, AZ
ZIP code 85616	18 mi	Huachuca City, AZ
ZIP code 85606	22 mi	Cochise, AZ
ZIP code 85671	24 mi	Sierra Vista, AZ

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 85630, plotted from its record coordinates.

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

Scope ZIP code 85630. 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.