Lafayette Parish ZIP Codes

Lafayette Parish is a parish of Louisiana.

ZIP codes: 18
Cities & towns: 7
Area codes: 1
Land area: 269 sq mi

Every ZIP code in Lafayette Parish

705xx

The complete list of Lafayette Parish, LA ZIP codes with the city each one delivers to.
ZIP code	City
70501	Lafayette
70502	Lafayette
70503	Lafayette
70504	Lafayette
70505	Lafayette
70506	Lafayette
70507	Lafayette
70508	Lafayette
70509	Lafayette
70518	Broussard
70520	Carencro
70529	Duson
70558	Milton
70583	Scott
70592	Youngsville
70593	Lafayette
70596	Lafayette
70598	Lafayette

We do not publish a delivery type (standard, PO box, unique) or a neighbourhood for each ZIP. USPS delivery-type products are licensed, and no clean-rights source maps ZIP codes to neighbourhoods — so the Lafayette Parish codes above are listed without a column we would have to invent.

Cities and towns in Lafayette Parish

A further 1 place in Lafayette Parish appears in the postal source without a page of its own; its codes are in the table above and each one links to its own page.

Area codes covering Lafayette Parish

Telephone and postal boundaries are drawn by different bodies, so these codes overlap the parish without matching its edges.

337 Area code 337

Where Lafayette Parish's ZIP codes sit

Each point is the reference point of one Lafayette Parish ZIP code, plotted from its record coordinates. The outline is the convex envelope of those points — a footprint, not a boundary.

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

Scope every ZIP code recorded in Lafayette Parish. Source GeoNames US postal codes (2026-07 postal dump), Census 2024 county Gazetteer (2024 Gazetteer) and geoinfo-dataset (full_dataset) ZIP→NPA (2018 snapshot). Updated 16 July 2026. The outline is a convex envelope of ZIP reference points, not a jurisdiction boundary.