The key way to get in touch with the both Parish Councils is through the Parish Clerk, James Mackman.
Email is: firstname.lastname@example.org for Upper Poppleton issues, planning and concerns
email@example.com for Nether Poppleton issues, planning and concerns
While the Chairman and Councillors of each parish may discuss things with local people officially it is off the record. Only decision and discussions at Parish Council are recorded by the Clerk and therefore become official.