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MARTINEZ

Post Office™
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4100 ALHAMBRA AVE
MARTINEZ, CA 94553-9998

Closed

Tuesday

8:30 am - 5:00 pm

Wednesday

8:30 am - 5:00 pm

Thursday

8:30 am - 5:00 pm

Friday

8:30 am - 5:00 pm

Saturday

10:00 am - 1:00 pm

Sunday

Closed

Monday

8:30 am - 5:00 pm

See More Hours

1-800-ASK-USPS® | 800-275-8777
Phone | 925-228-2722
TTY | 877-889-2457

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Services at the Martinez Post Office

Service hours may vary. For all location services, see all hours.

  • Gift Card Services
  • Greeting Card Services
  • Domestic Money Orders
  • Inquiry Money Orders
  • Carrier Services
  • Duck Stamps
  • General Delivery
  • Retail Label Broker®
  • Priority Mail International®
  • PO Box™ Online
  • Pickup Accountable Mail
  • Pickup Hold Mail
  • Pickup Notice Left Mail
  • Business Reply Mail® Account Balance
  • Business Reply Mail® New Permit
  • Bulk Mail Acceptance
  • Bulk Mail Account Balance
  • Bulk Mail New Permit
  • Burial Flags
  • Call Referral
  • USPS Connect Local
  • In-Person Proofing Basic

*These services require an appointment or invitation.

Bulk Mail Acceptance

Mon-Fri 10:00 am-3:00 pm

Sat Closed

Sun Closed

Retail

Mon-Fri 8:30 am-5:00 pm

Sat 10:00 am-1:00 pm

Sun Closed

Call Referral

Mon-Fri 8:30 am-5:00 pm

Sat 10:00 am-1:00 pm

Sun Closed

Carrier Call Referral

Mon-Fri 8:30 am-5:00 pm

Sat 10:00 am-1:00 pm

Sun Closed

Last Collection

Mon-Fri 5:00 pm

Sat 5:00 pm

Sun Closed

Passport Appointments 

Mon-Fri 9:30 am-2:30 pm

Sat Closed

Sun Closed

Schedule an Appointment
Photo Appointments 

Mon-Fri 9:30 am-2:30 pm

Sat Closed

Sun Closed

Schedule an Appointment
Passport Walk-Ins

Mon-Fri Closed

Sat 10:00 am-1:00 pm

Sun Closed

Pickup Accountable Mail

Mon-Fri 9:00 am-6:00 pm

Sat 10:00 am-1:00 pm

Sun Closed

Pickup Hold Mail

Mon-Fri 9:00 am-6:00 pm

Sat 10:00 am-1:00 pm

Sun Closed

Pickup Notice Left Mail

Mon-Fri 9:00 am-6:00 pm

Sat 10:00 am-1:00 pm

Sun Closed

PO Box™ Access

Mon-Fri 5:00 am-7:00 pm

Sat 5:00 am-7:00 pm

Sun 9:00 am-1:00 pm

PO Box™ Delivery

Mon-Fri 10:00 am

Sat 10:00 am

Sun Closed

CONCORD

2121 MERIDIAN PARK BLVD

CONCORD, CA 94520-9998

PLEASANT HILL

1945 CONTRA COSTA BLVD

PLEASANT HILL, CA 94523-9991

WALNUT CREEK

2070 N BROADWAY

WALNUT CREEK, CA 94596-9998

COURT

815 COURT ST

MARTINEZ, CA 94553-9991

PACHECO

4980 PACHECO BLVD

MARTINEZ, CA 94553-9992

CONCORD

2121 MERIDIAN PARK BLVD

CONCORD, CA 94520-9998

At This Location

Lot Parking Available

For facility accessibility, please call the Post Office.
1-800-ASK-USPS® (800-275-8777)

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