Metronet builds and operates 100% fiber networks that power Metronet Business customers with ultra-fast, reliable internet and voice services. More than 300 communities across 19 states have access to Metronet fiber, with more added each month.  (IF LISTING AREA PROVIDES ENOUGH ROOM YOU CAN ADD: Metronet is owned by a joint venture of T-Mobile, America's 5G leader and fastest growing internet provider, and KKR, the global investment firm.