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*With bill credit; plus tax. Allow up to 7 weeks from rebate submission.• Sponsored
Granite Bay has one fiber provider, Fidium Fiber, and one cable provider, Xfinity. Symmetric speeds of 2,000 Mbps are available in parts of Granite Bay.
Broadband Map's availability estimates are based on the census boundaries
of Granite Bay. Speed metrics capture internet providers' maximum advertised speeds. Both may be overoptimistic.
Data Sourcing
Broadband Map's listings of internet providers in Granite Bay rely primarily on the May 2026 release from the FCC's Broadband Data Collection program (representing Granite Bay ISPs' availability as of December 2025).
