Riverside Post Office

The Postal Service is classified as an essential government service, and will remain open wherever possible.

4150 Chicago Ave, Riverside, CA 92507

Contact Numbers

Phone: 951-788-4058
Fax: 951-788-6746
TTY: 877-889-2457
Toll-Free: 1-800-Ask-USPS® (275-8777)

Retail Hours

Lobby Hours
PO Box Access Available

Monday 6:00am - 6:45pm
Tuesday 6:00am - 6:45pm
Wednesday 6:00am - 6:45pm
Thursday 6:00am - 6:45pm
Friday 6:00am - 6:45pm
Saturday 6:00am - 6:45pm
Sunday Closed

Last Collection Times

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

Passport Walk-In Hours

Monday 10:00am - 3:00pm
Tuesday 10:00am - 3:00pm
Wednesday 10:00am - 3:00pm
Thursday 10:00am - 3:00pm
Friday 10:00am - 3:00pm
Saturday Closed
Sunday Closed

Passport Service is limited. Please see State Department Response to COVID-19 webpage for more information.
  • Visit our Passport FAQ page for a complete overview of what to bring, what you need to know, and how long it will take.
  • You will need two forms of Identification with copies.
  • A passport quality photo. Available at location.
  • The appropriate application form printed and filled out, and the required fee for applying or renewing.
  • You can find up to date costs, information, and forms at the State Departments Travel Site

  • Burial Flags
  • Business Line
  • Business Reply Mail Account Balance
  • Business Reply Mail New Permit
  • Money Orders (Domestic)
  • Money Orders (Inquiry)
  • Money Orders (International)
  • Packaged Stamps
  • Passport Acceptance
  • Passport Photo
  • Pickup Accountable Mail
  • Pickup Hold Mail
  • PO Box Online
  • Sure Money
  • Lot Parking

Visit our Links Page for Holiday Schedule, Change of Address, Hold Mail/Stop Delivery, PO Box rentals and fees, and Available Jobs.

*Please call to verify information. Is anything incorrect? Let us know here

Nearby Post Offices:

Downtown Riverside
3890 Orange St
1.0 miles away

Magnolia Center
3681 Sunnyside Dr
2.0 miles away

5172 Arlington Ave
2.9 miles away

265 N 7th St
3.9 miles away


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Great service, when expecting mail i receive mail hoping not to be let down.


Your postal delivery people are incompetent! One of your employees left my package on my front porch for thieves to take, Dec 9th 8:09 am. I have a mailbox, stupid! Another delivered my $80.00 worth of medicine to another address, and those thieves kept it. Who is the criminal? The thieves or the incompetent mail delivery people?


My address is 1760 Old Bridge Road, We have received our neighbors mail 1720 Old Bridge Road for two days. Please notify mailperson.


It is 613am right now Mon., 4/10/2017 and the lobby doors are still locked. I need to get my mail before I go to work. How do we get someone's attention!!!


They do not register items properly. They sent my international parcel back after only 5 days of holding.


The hours are incorrect. Be sure to call to confirm. And asking them to update them gets a bad response.


There is not an option for suggestions or complaints!


• Replied to MIK

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