ZIP Code 33820

33820 is one of Florida's ZIP codes, delivering to addresses in Alturas, Polk County.

City: Alturas
County: Polk County
State: Florida
Prefix: 338xx

Where this code sits

33820 is part of the 338xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Alturas.

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 33820 delivers to without sharing its boundary.

863 Area code 863

ZIP codes nearest 33820

The ZIP codes whose reference points sit closest to 33820.
ZIP code	Distance	Delivers to
ZIP code 33845	0.0 mi	Haines City, FL
ZIP code 33885	0.0 mi	Winter Haven, FL
ZIP code 33838	1.2 mi	Dundee, FL
ZIP code 33877	1.8 mi	Waverly, FL
ZIP code 33851	2.4 mi	Lake Hamilton, FL
ZIP code 33884	3.7 mi	Winter Haven, FL
ZIP code 33854	5.4 mi	Lakeshore, FL
ZIP code 33888	6.5 mi	Winter Haven, 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 33820, plotted from its record coordinates.

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

Scope ZIP code 33820. 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.