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    Mt. Rushmore Telephone DSL Internet Availability Map

    The map shows where Mt. Rushmore Telephone offers DSL internet service. Colored hexagons indicate where Mt. Rushmore Telephone services at least one address. Internet service is not necessarily available at every location within a colored hex. When different max speeds are available at different addresses within a hex, color is determined by the fastest speed.

    Other Mt. Rushmore Telephone Technologies

    Along with DSL, Mt. Rushmore Telephone also offers fiber. See Mt. Rushmore Telephone Fiber Availability.

    Map Use

    Select a hexagon to see the max speed in a specific area. From the settings menu, toggle between residential and business internet.

    Data Sourcing

    Broadband Map's information on Mt. Rushmore Telephone DSL availability relies heavily on the May 2026 release from the FCC's Broadband Data Collection program (representing ISPs' availability as of December 2025).

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