MARINER Post Office, Seal Beach, CA

221 MAIN ST SEAL BEACH, CA 90740 - 9995

Street Parking Available

MARINER Post Office Phone Numbers

Phone 562-598-6915

Fax 562-598-8785

TTY 877-889-2457

MARINER Post Office Hours

  • Mon-Fri 09:00 AM - 05:00 PM
  • Sat Closed
  • Sun Closed

Lobby Hours

  • Mon-Fri 06:00 AM - 07:00 PM
  • Sat 06:00 AM - 07:00 PM
  • Sun Closed

Last Collection Hours

  • Mon-Fri 04:45 PM
  • Sat 02:00 PM
  • Sun Closed

PO Box Access Hours

  • Mon-Fri 06:00 AM - 07:00 PM
  • Sat 06:00 AM - 07:00 PM
  • Sun Closed

Pickup Services Hours

  • Mon-Fri 09:00 AM - 05:00 PM
  • Sat Closed
  • Sun Closed

Global Express Guaranteed Hours

  • Mon-Fri 03:30 PM
  • Sat Closed
  • Sun Closed

PO Box Delivery Hours

  • Mon-Fri 11:00 AM
  • Sat 11:00 AM
  • Sun Closed

Call Referral Hours

  • Mon-Fri 09:00 AM - 05:00 PM
  • Sat Closed
  • Sun Closed

On-Site Services at MARINER

  • Call Referral
  • Gift Card Services
  • Greeting Card Services
  • Global Express Guaranteed
  • Label Broker
  • Money Orders (Domestic)
  • Money Orders (Inquiry)
  • Money Orders (International)
  • Pickup Accountable Mail
  • Pickup Hold Mail
  • Pickup Notice Left
  • Priority Mail International
  • PO Box Online