O'Fallon Internet Providers
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T-Mobile 5G Home Internet is available in O'Fallon. $35/mo with AutoPay & a phone line.• Sponsored Check availability on T-Mobile's Website Sponsored

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Business

    Internet Providers in O'Fallon

    O'Fallon has multiple fiber providers, including Gateway Fiber and i3 . Symmetric speeds of 8,000 Mbps are available in parts of the city.

    Residential Business

    Fiber

    Provider DownDownload (Mbps) UpUpload (Mbps) AvailabilityCoverage
    i3 8,000 8,000 50%
    AT&T 5,000 5,000 10%
    Socket Telecom 2,500 2,500 5%
    Gateway Fiber 2,000 2,000 67%
    Brightspeed 1,000 1,000 29%

    Cable

    Provider DownDownload (Mbps) UpUpload (Mbps) AvailabilityCoverage
    Spectrum 1,000 1,000 95%

    DSL

    Provider DownDownload (Mbps) UpUpload (Mbps) AvailabilityCoverage
    Brightspeed 100 10 62%

    Fixed Wireless

    Provider DownDownload (Mbps) UpUpload (Mbps) AvailabilityCoverage
    Wisper ISP 400 30 97%
    Verizon 300 20 70%
    MINTernet 100 20 100%
    T-Mobile 100 20 100%
    AT&T 100 20 85%
    Brown Dog Networks 50 10 26%

    Next-Gen Satellite

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

    Old-School Satellite

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

    Low-Availability Internet Options

    Provider TechnologyTech Download (Mbps) Upload (Mbps) AvailabilityCoverage
    Spectrum Fiber 1,000 1,000 5%
    Cable America Cable 1,000 50 2%

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

    Data Sourcing

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