5×5 Telecom is one of America’s Fastest Growing Enterprise Internet Service Providers (ISP) and VoIP Telephone providers, offering the fastest and highest quality Enterprise Internet Service at affordable prices. 5×5 combines the highest service levels and value with industry-leading 1-2 day installs as standard, plus Connected Square Footage™ - work on your own office network, anywhere throughout the property at the same speed and security as in your office.