If you have a complaint or question about your utility service, please contact The Fishers Island Utility Company first.

How to Reach FISHERS ISLAND UTILITY CO.

For Inquiries and payments:

  • By mail: PO BOX 604, FISHERS ISLAND, NY 06390-0604
  • By Phone: 631-788-7251
  • Website: www.fiuc.net

If your complaint or dispute cannot be resolved with mutual satisfaction, you may file a customer complaint by contacting the New York State Department of Public Service (DPS)  by any of the methods listed below.

  • DPS complaint webpage: www.dps.ny.gov/complaints
  • DPS Helpline: 1-800-342-3377
  • 1-800-662-1220 (Hearing/Speech Impaired, TDD
  • 1-518-486-7868 Fax

DPS Mailing Address:

  • NYS Department of Public Service
  • Office of Consumer Services
  • 3 Empire Plaza
  • Albany, NY 12223