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Costco · Union Gap, WA

Costco Union Gap

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2310 LONGFIBER AVENUE
Union Gap, WA 98903
Address
2310 Longfiber Avenue, Union Gap, WA 98903
Phone
+1-509-454-5242
Opening hours
Monday – Friday10 AM–8:30 PM
Saturday9:30 AM–6 PM
Sunday10 AM–6 PM
Hours may differ on public holidays.
Website
costco.com/warehouse-locations/union-gap-wa-1013.html
Coordinates
46.562109, -120.500724

This listing is based on OpenStreetMap data (updated 2026-10-06). Something wrong? Fix it on OpenStreetMap or let us know.

Frequently asked questions

Where is Costco Union Gap?

Costco Union Gap is located at 2310 Longfiber Avenue, Union Gap, WA 98903. Use “Get directions” to start a route from where you are.

What is the phone number of Costco Union Gap?

The listed phone number is +1-509-454-5242.

What are the opening hours of Costco Union Gap?

Recorded opening hours: Monday – Friday 10 AM–8:30 PM; Saturday 9:30 AM–6 PM; Sunday 10 AM–6 PM. Hours may differ on holidays.