Lambton Central Petrolia Optimist Service Club. Our primary purpose is to support the youth in our community. Contact Info Phone: 519-312-6505 Email: petroliaoptimist@hotmail.com Location -- PO Box: 1247 Petrolia, Ontario N0N 1R0 View Map Online http://lcpetroliaoptimist.org/? Facebook Year Established: 1983 Key Contact: Carol Watt NAICS Code: 813410 - Civic and social organizations Youth EngagementYouth programs