$re = '/^(0(1|2|3|7|8|9)\d{9})|(0(1|55|56)\d{8})|(0800\d{6})$/m';
$str = '
01222222224
02111111111
03888888888
05544448888
05699995555
05899996666
07752300794
08585458745
09555888574
0169778888
0125478596
0163546835
0800222555
';
preg_match_all($re, $str, $matches, PREG_SET_ORDER, 0);
// Print the entire match result
var_dump($matches);
Please keep in mind that these code samples are automatically generated and are not guaranteed to work. If you find any syntax errors, feel free to submit a bug report. For a full regex reference for PHP, please visit: http://php.net/manual/en/ref.pcre.php