Charleston Business Internet
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Broadband Map receives commissions from partners • Map Info Charleston Business Internet
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Residential
Business

    Business Internet Providers in Charleston

    Charleston has multiple business fiber providers, including AT&T and Home Telecom.

    Residential Business

    Fiber

    Provider DownDownload (Mbps) UpUpload (Mbps) AvailabilityCoverage
    AT&T 5,000 5,000 High
    Home Telecom 5,000 5,000 Limited
    Xfinity 5,000 5,000 Limited

    Cable

    Provider DownDownload (Mbps) UpUpload (Mbps) AvailabilityCoverage
    Xfinity 2,000 250 High
    WOW 1,200 50 Moderate

    DSL

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

    Fixed Wireless

    Provider DownDownload (Mbps) UpUpload (Mbps) AvailabilityCoverage
    Verizon 200 30 High
    T-Mobile 100 20 High
    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 100 4 High

    Low-Availability Business Internet Options

    Provider TechnologyTech Download (Mbps) Upload (Mbps) AvailabilityCoverage
    Hotwire Communications Fiber 8,000 8,000 Limited
    WOW Fiber 1,000 50 Limited
    NetFortris Fiber 100 100 Limited
    TPx Communications DSL/CopperDSL 500 500 Limited

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

    Data Sourcing

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