The Provincial Premises Registry (PPR) is the destination for registering parcels of land in Ontario associated with agri-food activities.
Agri-food business owners and operators, including fairgrounds can register and update their premises in the PPR, online or over the phone, securely, easily and for free.
https://www.ontariopid.com/en-CA/
List of the OAAS Premises Identification Numbers updated August 2019