ZIP Code 13630

13630 is one of New York's ZIP codes, delivering to addresses in De Kalb Junction, St. Lawrence County.

City: De Kalb Junction
County: St. Lawrence County
State: New York
Prefix: 136xx

Where this code sits

13630 is part of the 136xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to De Kalb Junction.

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 13630 delivers to without sharing its boundary.

ZIP codes nearest 13630

The ZIP codes whose reference points sit closest to 13630.
ZIP code	Distance	Delivers to
ZIP code 13677	5.3 mi	Pyrites, NY
ZIP code 13652	5.3 mi	Hermon, NY
ZIP code 13681	5.6 mi	Richville, NY
ZIP code 13680	7.5 mi	Rensselaer Falls, NY
ZIP code 13617	9.4 mi	Canton, NY
ZIP code 13633	9.4 mi	De Peyster, NY
ZIP code 13654	9.7 mi	Heuvelton, NY
ZIP code 13684	12 mi	Russell, 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 13630, plotted from its record coordinates.

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

Scope ZIP code 13630. 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.