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 47.0485877991 AND 49.0485877991 AND a.ZipLong BETWEEN -123.059593201 AND -121.059593201; in Lake Stevens, WA