ZIP Code 70509

70509 is one of Louisiana's ZIP codes, delivering to addresses in Lafayette, Lafayette Parish.

City: Lafayette
Parish: Lafayette Parish
State: Louisiana
Prefix: 705xx

Where this code sits

70509 is part of the 705xx range, the group of codes handled by one mail processing centre. Lafayette is served by 12 ZIP codes in total; the full list, with the parish each falls in, is on the Lafayette page.

Lafayette Louisiana ZIP codes →

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 70509 delivers to without sharing its boundary.

337 Area code 337

ZIP codes nearest 70509

The ZIP codes whose reference points sit closest to 70509.
ZIP code	Distance	Delivers to
ZIP code 70508	1.4 mi	Lafayette, LA
ZIP code 70505	3.4 mi	Lafayette, LA
ZIP code 70503	3.5 mi	Lafayette, LA
ZIP code 70518	3.8 mi	Broussard, LA
ZIP code 70592	4.1 mi	Youngsville, LA
ZIP code 70504	4.1 mi	Lafayette, LA
ZIP code 70502	4.8 mi	Lafayette, LA
ZIP code 70596	4.8 mi	Lafayette, LA

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 70509, plotted from its record coordinates.

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

Scope ZIP code 70509. 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.