ZIP Code 13321

13321 is one of New York's ZIP codes, delivering to addresses in Clark Mills, Oneida County.

City: Clark Mills
County: Oneida County
State: New York
Prefix: 133xx

Where this code sits

13321 is part of the 133xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Clark Mills.

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 13321 delivers to without sharing its boundary.

ZIP codes nearest 13321

The ZIP codes whose reference points sit closest to 13321.
ZIP code	Distance	Delivers to
ZIP code 13323	2.3 mi	Clinton, NY
ZIP code 13490	3.8 mi	Westmoreland, NY
ZIP code 13492	3.9 mi	Whitesboro, NY
ZIP code 13341	4.0 mi	Franklin Springs, NY
ZIP code 13417	4.4 mi	New York Mills, NY
ZIP code 13424	4.5 mi	Oriskany, NY
ZIP code 13413	4.9 mi	New Hartford, NY
ZIP code 13495	5.4 mi	Yorkville, NY

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 13321, plotted from its record coordinates.

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

Scope ZIP code 13321. 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.