ZIP Code 34638

34638 is one of Florida's ZIP codes, delivering to addresses in Land O Lakes, Pasco County.

City: Land O Lakes
County: Pasco County
State: Florida
Prefix: 346xx

Where this code sits

34638 is part of the 346xx range, the group of codes handled by one mail processing centre. Land O Lakes is served by 3 ZIP codes in total; the full list, with the county each falls in, is on the Land O Lakes page.

Land O Lakes Florida ZIP codes →

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 34638 delivers to without sharing its boundary.

ZIP codes nearest 34638

The ZIP codes whose reference points sit closest to 34638.
ZIP code	Distance	Delivers to
ZIP code 34637	2.9 mi	Land O Lakes, FL
ZIP code 34639	2.9 mi	Land O Lakes, FL
ZIP code 33559	6.7 mi	Lutz, FL
ZIP code 33558	7.0 mi	Lutz, FL
ZIP code 33548	7.6 mi	Lutz, FL
ZIP code 33549	8.0 mi	Lutz, FL
ZIP code 34654	8.8 mi	New Port Richey, FL
ZIP code 33556	9.3 mi	Odessa, 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 34638, plotted from its record coordinates.

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

Scope ZIP code 34638. 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.