Standard Geographical Classification (SGC) 2011
- 3538 - Lambton
- 3538003 - St. Clair
- 3538004 - Walpole Island 46
- 3538007 - Dawn-Euphemia
- 3538015 - Brooke-Alvinston
- 3538016 - Enniskillen
- 3538018 - Oil Springs
- 3538019 - Petrolia
- 3538025 - Sarnia 45
- 3538030 - Sarnia
- 3538031 - Point Edward
- 3538035 - Plympton-Wyoming
- 3538040 - Lambton Shores
- 3538043 - Warwick
- 3538056 - Kettle Point 44
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