ZIP Code 81433

81433 is one of Colorado's ZIP codes, delivering to addresses in Silverton, San Juan County.

City: Silverton
County: San Juan County
State: Colorado
Prefix: 814xx

Where this code sits

81433 is part of the 814xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Silverton.

Silverton Colorado ZIP codes →

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 81433 delivers to without sharing its boundary.

ZIP codes nearest 81433

The ZIP codes whose reference points sit closest to 81433.
ZIP code	Distance	Delivers to
ZIP code 81426	9.6 mi	Ophir, CO
ZIP code 81435	12 mi	Telluride, CO
ZIP code 81427	15 mi	Ouray, CO
ZIP code 81332	22 mi	Rico, CO
ZIP code 81432	23 mi	Ridgway, CO
ZIP code 81235	23 mi	Lake City, CO
ZIP code 81430	26 mi	Placerville, CO
ZIP code 81301	38 mi	Durango, CO

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 81433, plotted from its record coordinates.

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

Scope ZIP code 81433. 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.