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 41.0857505798 AND 43.0857505798 AND a.ZipLong BETWEEN -80.4204025269 AND -78.4204025269; in Ashville, NY