Boulder Business Internet
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Residential
Business

    Business Internet Providers in Boulder

    Boulder has multiple business fiber providers, including Zayo Group and Quantum Fiber.

    Residential Business

    Fiber

    Provider DownDownload (Mbps) UpUpload (Mbps) AvailabilityCoverage
    Zayo Group 10,000 10,000 Moderate
    Quantum Fiber 8,000 8,000 High
    CenturyLink 1,000 1,000 High

    Cable

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

    DSL

    Provider DownDownload (Mbps) UpUpload (Mbps) AvailabilityCoverage
    CenturyLink 140 40 Limited

    Fixed Wireless

    Provider DownDownload (Mbps) UpUpload (Mbps) AvailabilityCoverage
    Ayva Networks 1,000 1,000 High
    LiveWireNet 250 100 High
    Verizon 200 30 High
    T-Mobile 100 20 High
    Rise 100 20 Limited
    AT&T 100 6 High

    Next-Gen Satellite

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

    Old-School Satellite

    Provider DownDownload (Mbps) UpUpload (Mbps) AvailabilityCoverage
    Viasat 150 4 High
    HughesNet 50 5 High

    Low-Availability Business Internet Options

    Provider TechnologyTech Download (Mbps) Upload (Mbps) AvailabilityCoverage
    Xfinity Fiber 3,000 3,000 Limited
    Fusion Fiber 1,000 1,000 Limited
    NetFortris Fiber 100 100 Limited
    TPx Communications DSL/CopperDSL 1,000 1,000 Limited

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

    Data Sourcing

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