First step is to contact Canada Post, they can forward all of your mail to your new address.
Clean Harbours has pick-up days for Sarnia Lambton:
Garbage pick-up days for all Lambton County Communities:
St. Clair Township Waste Services
Plympton-Wyoming Waste Services
Brooke Alvinston Wast Services
Warwick Township Waste Services
Change my address with CRA:
Canada Revenue Agency Address Change
Hydro for Sarnia and Lambton County?
Lambton
Sarnia
Natural Gas supplier for Sarnia Lambton area
Change my address for my Drivers License and Health card: