Boulder County Green - 155.1450MHz Boulder County Sheriff's Office law dispatch and other county law agencies included except for CSP, City of Longmont and City of Boulder Boulder County Red 1 - 154.3250MHz Boulder County Fire dispatch which includes all volunteer fire departments, EMS, rescue except for City of Longmont and City of Boulder. Equipment - feed audio is provided straight from the dispatch console audio - you hear exactly what the dispatcher hears. Field traffic is voted audio from numerous receivers located throughout the county.