(800) ASK-USPS

(800) 275-8777

(909) 933-3837

Fax: (909) 391-3243

TTY Service

(877) 889-2457

for hearing impaired
Business Hours

Mon-Fri

8:30am-5:00pm

Sat-Sun

closed
Last Daily Collection

Mon-Sat

5:00pm

Sun

closed
Extended Business Hours 12/24/10-01/01/11

Mon-Thu

No extended hours

Fri

8:30am-2:30pm

Sat-Sun

No extended hours