Martinsburg Internet Providers
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    Internet Providers in Martinsburg

    Martinsburg has two fiber providers, Glo Fiber and Frontier. Symmetric speeds of 8,000 Mbps are available in parts of Martinsburg.

    Residential Business

    Fiber

    Provider DownDownload (Mbps) UpUpload (Mbps) AvailabilityCoverage
    Glo Fiber 8,000 8,000 98%
    Frontier 7,000 7,000 15%

    Cable

    Provider DownDownload (Mbps) UpUpload (Mbps) AvailabilityCoverage
    Xfinity 2,000 250 99%

    DSL

    Provider DownDownload (Mbps) UpUpload (Mbps) AvailabilityCoverage
    Frontier 115 7 87%

    Fixed Wireless

    Provider DownDownload (Mbps) UpUpload (Mbps) AvailabilityCoverage
    Verizon 300 20 99%
    AT&T 100 20 100%
    MINTernet 100 20 100%
    T-Mobile 100 20 100%
    Morgan Wireless 25 3 100%

    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 50 3 100%

    Low-Availability Internet Options

    Provider TechnologyTech Download (Mbps) Upload (Mbps) AvailabilityCoverage
    Xfinity Fiber 2,000 250 5%
    MN FWA Buyer Fixed WirelessFixed Wireless 100 30 5%
    EarthLink Business Fixed WirelessFixed Wireless 100 30 0.2%

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

    Data Sourcing

    Broadband Map's listings of internet providers in Martinsburg rely primarily on the May 2026 release from the FCC's Broadband Data Collection program (representing Martinsburg ISPs' availability as of December 2025).