Graybar Hayward Service Center

Graybar Locations

Welcome to Graybar Hayward Service Center, one of Graybar's 250 North American locations. Graybar is a leading distributor of high-quality electrical, communications and data networking products, and specializes in related supply chain management and logistics services.

The service center is now located at 3089 Whipple Road in Union City, Calif., five miles from the previous location. The new 132,000 square-foot facility is easily accessible to I-880 and boasts 50 percent more capacity. The service center will continue to offer will-call pick up from 7:00 a.m. to 5:00 p.m. Monday through Friday with after-hours emergency service available. Graybar’s Hayward Service Center is one of two regional service centers in California.

Have a question? Call the phone number on the right to contact local sales representatives.

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Graybar Hayward Service Center

3089 Whipple Road
Union City, CA 94587

Location Type

  • Warehouse
  • Will Call


Phone: (925) 557-3000
Emergency Number: (510) 387-6649


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