CREATE TEMPORARY TABLE `ZipTemp` ( `ZipCode` CHAR(6) DEFAULT NULL, PRIMARY KEY (`ZipCode`) ) ENGINE=MYISAM DEFAULT CHARSET=utf8; INSERT INTO ZipTemp (ZipCode) SELECT DISTINCT ZipCode FROM AreaTownZip a WHERE a.ZipLat BETWEEN 41.311706543 AND 43.311706543 AND a.ZipLong BETWEEN -84.2686080933 AND -82.2686080933; in Dearborn Heights, MI