In case of emergency, dial 9-1-1. For all other inquiries, call 519-344-8861. This page is not monitored 24/7 and cannot be used to report a crime. Want to make a difference and contribute to community safety and well-being? We are currently hiring. The Sarnia Police Service plays a key role in ensuring the safety and well-being of more than 73,000 residents in the City of Sarnia and Aamjiwnaang First Nation. Sarnia is the largest city on Lake Huron and is situated on the eastern bank of the St. Clair River in Lambton County, Ontario. As a border community it offers convenient access to the United States, and is a busy hub conencting cities in Canada and the U.S by ways of rail, air, road and water. The Sarnia Police Service is proud to be one of a few municipal police services to provide policing services to a First Nation community. Recognizing and respecting the particular needs and concerns of the Aamjiwnaang community is one of the primary goals of the Sarnia Police Service. We invite you to follow this page and visit our website: www.sarniapolice.com to learn more about us and to join our team of dedicated police officers, civillian professionals and volunteers. You can also follow us on Twitter, Facebook and Instagram @sarniapolice.