Sebastian County ZIP Codes

Arkansas, United States · 20 codes

Sebastian County in Arkansas has 20 ZIP codes, from 72901 to 72945, serving 20 places.

ZIP codes in Sebastian

ZIP Code	Places
72901	Fort Smith
72902	Fort Smith
72903	Fort Smith
72904	Fort Smith
72905	Fort Smith
72906	Fort Smith
72908	Fort Smith
72913	Fort Smith
72914	Fort Smith
72916	Fort Smith
72917	Fort Smith
72918	Fort Smith
72919	Fort Smith
72923	Barling
72936	Greenwood
72937	Hackett
72938	Hartford
72940	Huntington
72941	Lavaca
72945	Midland

Frequently asked questions

What is the ZIP code of Sebastian?

Sebastian has 20 ZIP codes, from 72901 to 72945. The table lists the places each one serves.

How many places are listed in Sebastian County?

20 places.

Source: GeoNames postal codes (CC BY 4.0), geonames.org, retrieved 2026-10-22. Place coordinates are approximate. Check with the national postal service before sending anything valuable.