Crystal Lake Business Internet
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Broadband Map receives commissions from partners • Map Info Crystal Lake Business Internet
Internet Providers
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Residential
Business

    Business Internet Providers in Crystal Lake

    Crystal Lake has two business fiber providers, i3 and AT&T.

    Residential Business

    Fiber

    Provider DownDownload (Mbps) UpUpload (Mbps) AvailabilityCoverage
    i3 8,000 8,000 Moderate
    AT&T 5,000 5,000 Moderate

    Cable

    Provider DownDownload (Mbps) UpUpload (Mbps) AvailabilityCoverage
    Xfinity 2,000 250 High

    DSL

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

    Fixed Wireless

    Provider DownDownload (Mbps) UpUpload (Mbps) AvailabilityCoverage
    Verizon 200 30 High
    T-Mobile 100 20 High
    Fox Valley Internet, Opiquad LLC, Getgoing Infrastructure Group 100 20 Limited
    e-vergent 100 10 Moderate
    AT&T 100 6 Limited

    Next-Gen Satellite

    Provider DownDownload (Mbps) UpUpload (Mbps) AvailabilityCoverage
    Starlink 280 30 High

    Old-School Satellite

    Provider DownDownload (Mbps) UpUpload (Mbps) AvailabilityCoverage
    HughesNet 100 5 High
    Viasat 50 4 High

    Low-Availability Business Internet Options

    Provider TechnologyTech Download (Mbps) Upload (Mbps) AvailabilityCoverage
    Zayo Group Fiber 200 200 Limited
    NetFortris Fiber 10-25 1-3 Limited

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

    Data Sourcing

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