ZIP Code 13340

13340 is one of New York's ZIP codes, delivering to addresses in Frankfort, Herkimer County.

City: Frankfort
County: Herkimer County
State: New York
Prefix: 133xx

Where this code sits

13340 is part of the 133xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Frankfort.

Frankfort New York ZIP codes →

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 13340 delivers to without sharing its boundary.

ZIP codes nearest 13340

The ZIP codes whose reference points sit closest to 13340.
ZIP code	Distance	Delivers to
ZIP code 13357	3.9 mi	Ilion, NY
ZIP code 13350	6.1 mi	Herkimer, NY
ZIP code 13501	6.9 mi	Utica, NY
ZIP code 13407	7.2 mi	Mohawk, NY
ZIP code 13503	7.4 mi	Utica, NY
ZIP code 13504	7.5 mi	Utica, NY
ZIP code 13505	7.5 mi	Utica, NY
ZIP code 13599	7.5 mi	Utica, 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 13340, plotted from its record coordinates.

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

Scope ZIP code 13340. 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.