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Sunnyside Carrier Annex Post Office

770 Custer Ave, Sunnyside WA 98944

About

  • Address: 770 Custer Ave, Sunnyside WA 98944 Large Map & Directions
  • Phone: 509-837-8165
  • Fax: 651-456-6272
  • TTY: 877-889-2457
  • Toll-Free: 1-800-Ask-USPS® (275-8777)
  • Retail Hours:
    • Lobby Hours:

      Services Offered at this location

      • Bulk Mail Acceptance
      • Business Line

      Sunnyside Carrier Annex Post Office Map

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