ZIP Code 85638

85638 is one of Arizona's ZIP codes, delivering to addresses in Tombstone, Cochise County.

City: Tombstone
County: Cochise County
State: Arizona
Prefix: 856xx

Where this code sits

85638 is part of the 856xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Tombstone.

Tombstone Arizona ZIP codes →

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 85638 delivers to without sharing its boundary.

520 Area code 520

ZIP codes nearest 85638

The ZIP codes whose reference points sit closest to 85638.
ZIP code	Distance	Delivers to
ZIP code 85636	14 mi	Sierra Vista, AZ
ZIP code 85630	15 mi	Saint David, AZ
ZIP code 85616	17 mi	Huachuca City, AZ
ZIP code 85635	18 mi	Sierra Vista, AZ
ZIP code 85671	19 mi	Sierra Vista, AZ
ZIP code 85650	19 mi	Sierra Vista, AZ
ZIP code 85617	19 mi	Mc Neal, AZ
ZIP code 85613	20 mi	Fort Huachuca, 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 85638, plotted from its record coordinates.

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

Scope ZIP code 85638. 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.