Downtown Ontario Post Office Ontario, CA

Ontario Post Office
San Bernardino County Post Office
91762 Post Office

Post Office Ontario – Downtown Ontario Post Office

The Downtown Ontario Post Office offers services provided by the United States Postal Service (USPS). For your convenience we have provided Downtown Ontario Post Office hours, phone numbers and other relevant information about this Ontario post office.

Downtown Ontario Post Office Information & Services

Location Type: Post Offices
Passport Services: No
Parking: Lot Parking Available

Ontario, CA 91762

Phone Number: 909-933-3837
800 Phone Number: 800-ASK-USPS®
TTY Phone Number: 877-889-2457
Fax Number: 909-391-0595
USPS Website:
Post Office Near Me Website: Post Office Near Me

Ontario Downtown Ontario Post Office Hours – Is The Ontario Downtown Ontario Post Office Open Today?

Retail HoursBulk Mail HoursLast Collection HoursLobby HoursPassport HoursPO Box HoursPickup Service Hours

Retail Hours

Monday-Friday 9:00am-17:00

Is The Post Office Open on Saturdays?

Saturday-Sunday Closed

Is The Post Office Open on Sundays?

Bulk Mail Hours

Last Collection Hours

Monday-Friday 17:00
Saturday-Sunday Closed

Lobby Hours

Monday-Saturday 6:00am-18:00

Passport Appointment Hours

Passport Photo Hours

Passport Walk in Hours

Service hours may vary.

PO Box Access Hours

Monday-Saturday 6:00am-18:00

PO Box Delivery Hours

Monday-Saturday 11:30am
Sunday Closed

Post Office Pickup Services Hours

Monday-Friday 8:30am-17:00
Saturday-Sunday Closed

Downtown Ontario Ontario Post Office Onsite Services

Business Reply Mail Account Balance | Business Reply Mail New Permit | Duck Stamps | Global Express Guaranteed® | Greeting Card Services | Money Orders (Domestic) | Money Orders (Inquiry) | Money Orders (International) | PO Box Online | Pickup Accountable Mail | Pickup Hold Mail | Priority Mail International®

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Post Office Ontario, California