Post Office

Arcanum Post Office
10 South Main Street
Arcanum, Ohio 45304
(800) ASK-USPS
(800) 275-8777
(937) 692-8640

TTY Service
(877) 889-2457 for hearing impaired

Hours of Operation

Window Hours
Mon – Fri 8:00 am – 4:30 pm
Sat 8:00 am – 12:00 pm
Sun – Closed

Last Daily Collection
Mon-Fri 4:30pm
Sat 1:45pm

Lobby Hours (box access)
Open 24 Hours Every Day