ZIP Code 33001

33001 is one of Florida's ZIP codes, delivering to addresses in Long Key, Monroe County.

City: Long Key
County: Monroe County
State: Florida
Prefix: 330xx

Where this code sits

33001 is part of the 330xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Long Key.

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 33001 delivers to without sharing its boundary.

ZIP codes nearest 33001

The ZIP codes whose reference points sit closest to 33001.
ZIP code	Distance	Delivers to
ZIP code 33036	13 mi	Islamorada, FL
ZIP code 33051	15 mi	Key Colony Beach, FL
ZIP code 33050	16 mi	Marathon, FL
ZIP code 33052	18 mi	Marathon Shores, FL
ZIP code 33070	22 mi	Tavernier, FL
ZIP code 33037	29 mi	Key Largo, FL
ZIP code 33034	33 mi	Homestead, FL
ZIP code 33043	37 mi	Big Pine Key, FL

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 33001, plotted from its record coordinates.

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

Scope ZIP code 33001. 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.