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The map shows where CMS Internet fiber internet is available and CMS Internet speeds in different areas. When different max speeds are available at different addresses within a hex, color is determined by the fastest speed.
Colored hexagons indicate where CMS Internet services at least one address. Internet service is not necessarily available at every location within a colored hex.
Select a city to show CMS Internet Fiber availability in the surrounding area.
Along with fiber, CMS Internet also offers fixed wireless. See CMS Internet Fixed Wireless Availability.
Broadband Map's information on CMS Internet fiber availability relies heavily on the December 2025 data from the FCC's Broadband Data Collection program (published May 2026, with FCC revisions through July 2026).