This document discusses smart gigabit communities, which are public-private partnerships that create connected ecosystems of innovative applications and services in communities with high-speed internet access. The goals of smart gigabit communities include economic development, civic resilience, supporting the internet of things and smart cities, and advancing areas like healthcare, education, public safety, transportation, clean energy, and manufacturing. Key aspects of smart gigabit communities include local carriers providing high-speed internet access, a local network interchange to keep traffic local, and smart city "brain" servers to dynamically allocate applications and services.