Vernon County, Missouri, contains the following ZIP codes. Some ZIP codes may cross county lines and serve multiple cities.
- 64728: Bronaugh
- 64741: Deerfield
- 64750: Harwood
- 64751: Horton
- 64752: Stotesbury (also serves Hume)
- 64765: Metz
- 64767: Milo
- 64771: Moundville
- 64772: Nevada (County Seat; includes Camp Clark)
- 64778: Richards
- 64783: Schell City
- 64784: Sheldon
- 64790: Walker