Provide the zip codes and the congress representatives' names of the postal points which are affiliated with Readers Digest.
representative's full names refer to first_name, last_name; postal points affiliated with Readers Digest refer to zip_code where organization = 'Readers Digest';
SELECT T1.zip_code, T3.first_name, T3.last_name FROM zip_data AS T1 INNER JOIN zip_congress AS T2 ON T1.zip_code = T2.zip_code INNER JOIN congress AS T3 ON T2.district = T3.cognress_rep_id WHERE T1.organization = 'Readers Digest'