Ontario Post Office

Contact Information

1555 E Holt Blvd
Ontario, CA - 91761

(909) 933-3837 Click to call There are no comments. Be the first to leave one below. Fax Number: (909) 988-4023 Website Facebook Page

About Ontario Post Office

This location processes US Passport applications and renewals. 

Hours of Operation

• Monday 8:30am - 5:00pm
• Tuesday 8:30am - 5:00pm
• Wednesday 8:30am - 5:00pm
• Thursday 8:30am - 5:00pm
• Friday 8:30am - 5:00pm
• Saturday 9:00am - 3:00pm
• Sunday Closed

Last Collection

• Monday 5:00pm
• Tuesday 5:00pm
• Wednesday 5:00pm
• Thursday 5:00pm
• Friday 5:00pm
• Saturday 5:00pm
• Sunday Closed

Services

Bulk Mail Acceptance

Bulk Mail Account Balance

Bulk Mail New Permit

Burial Flags

Business Reply Mail Account Balance

Business Reply Mail New Permit

Duck Stamps

General Delivery

Money Orders (Domestic)

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