ZIP Code 85636

85636 is one of Arizona's ZIP codes, delivering to addresses in Sierra Vista, Cochise County.

City: Sierra Vista
County: Cochise County
State: Arizona
Prefix: 856xx

Where this code sits

85636 is part of the 856xx range, the group of codes handled by one mail processing centre. Sierra Vista is served by 4 ZIP codes in total; the full list, with the county each falls in, is on the Sierra Vista page.

Sierra Vista Arizona ZIP codes →

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 85636 delivers to without sharing its boundary.

520 Area code 520

ZIP codes nearest 85636

The ZIP codes whose reference points sit closest to 85636.
ZIP code	Distance	Delivers to
ZIP code 85616	3.2 mi	Huachuca City, AZ
ZIP code 85671	8.0 mi	Sierra Vista, AZ
ZIP code 85613	8.5 mi	Fort Huachuca, AZ
ZIP code 85635	9.2 mi	Sierra Vista, AZ
ZIP code 85650	13 mi	Sierra Vista, AZ
ZIP code 85638	14 mi	Tombstone, AZ
ZIP code 85611	14 mi	Elgin, AZ
ZIP code 85630	16 mi	Saint David, 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 85636, plotted from its record coordinates.

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

Scope ZIP code 85636. 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.