Among the postal points in Texas, provide the zip codes and cities of postal points which have total beneficiaries of above 10000.
Texas is the name of the state, in which name = 'Texas'; total beneficiaries of above 10000 refer to total_beneficiaries > 10000;
SELECT T2.zip_code, T2.city FROM state AS T1 INNER JOIN zip_data AS T2 ON T1.abbreviation = T2.state WHERE T1.name = 'Texas' AND T2.total_beneficiaries > 10000