Link to the Planning Board Map (This map was last edited on July 2nd, 2020): (Not guaranteed to be accurate, some planning boards may be missing, please use at your own caution, links to the planning boards are included for your own research purposes)
Data is sourced from:
Ontario / Canadian Geohub: https://geohub.lio.gov.on.ca/datasets/municipal-boundaries-as-of-1996
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