Court Post Office

815 Court St Martinez, CA 94553
Phone: 925-229-4795

Parking: Parking Lot Available
Post Office Lobby Hours
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 10:30am - 5:00pm
Sunday Closed


Court Post Office is a United States Postal Service (USPS) facility in Martinez, CA. This post office offers a full array of services, including package delivery and first class mail.


Business Reply Mail® Account Balance
Business Reply Mail New Permit
Burial Flags
Duck Stamps
Greeting Card Services
Global Express Guranteed®
Money Orders (Domestic)
Money Orders (Inquiry)
Money Orders (International)
Pickup Hold Mail
Pickup Accountable Mail
PO Boxes
Priority Mail International®

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