Snohomish County 911 (SNO911) provides 911 emergency communications and dispatch services for the 50 Police/Sheriff, Fire and ... EMS of Snohomish County. Located just north of Seattle and King County Washington, Snohomish County is home to more than 750,000 residents. In 2018 SNOPAC 911 and SNOCOM consolidated and formed Snohomish County 911. read more