Fullerton Internet Providers
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AT&T Fiber is available in Fullerton. Call 833‑607‑2973 • Sponsored AT&T Fiber is available in Fullerton. Get speeds up to 5 Gig. Check availability ↗ or call 833‑607‑2973  Sponsored

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    Internet Providers in Fullerton

    Fullerton has multiple fiber providers, including AT&T and GigabitNow. Symmetric speeds of 5,000 Mbps are available in parts of the city.

    Residential Business

    Fiber

    Provider DownDownload (Mbps) UpUpload (Mbps) AvailabilityCoverage
    AT&T 5,000 5,000 83%
    GigabitNow 5,000 5,000 56%
    Ting 1,000 1,000 41%

    Cable

    Provider DownDownload (Mbps) UpUpload (Mbps) AvailabilityCoverage
    Spectrum 1,000 35 100%

    DSL

    Provider DownDownload (Mbps) UpUpload (Mbps) AvailabilityCoverage
    AT&T 100 20 14%

    Fixed Wireless

    Provider DownDownload (Mbps) UpUpload (Mbps) AvailabilityCoverage
    Verizon 1,000 75 100%
    Cosmo Network Solutions 350 150 97%
    MINTernet 100 20 100%
    T-Mobile 100 20 100%

    Next-Gen Satellite

    Provider DownDownload (Mbps) UpUpload (Mbps) AvailabilityCoverage
    Starlink 280 30 100%

    Old-School Satellite

    Provider DownDownload (Mbps) UpUpload (Mbps) AvailabilityCoverage
    Viasat 100 3 100%
    HughesNet 50 5 100%

    Low-Availability Internet Options

    Provider TechnologyTech Download (Mbps) Upload (Mbps) AvailabilityCoverage
    Frontier Fiber 7,000 7,000 3%
    Hotwire Communications Fiber 1,000 200 2%
    AT&T Fixed WirelessFixed Wireless 100 20 2%

    Broadband Map's availability estimates are based on the census boundaries of Fullerton. Speed metrics capture internet providers' maximum advertised speeds. Both may be overoptimistic.

    Data Sourcing

    Broadband Map's listings of internet providers in Fullerton rely primarily on the November 2025 release from the FCC's Broadband Data Collection program (representing Fullerton ISPs' availability as of June 2025).