$re = '/^\(?[1-9]{2}\)?( ?)?([1-9]{1}[0-9]{3}|[0-9]{3}) ?[0-9]{4}$/m';
$str = '(98) 9 8111 2233
(98) 98111 2233
(98) 981112233
(98)981112233
(98)9 8111 2233
(98)9 81112233
(98) 981112233
(98) 2222 3333
(98) 22223333
(98)22223333
98 9 8111 2233
98 98111 2233
98 981112233
98981112233
989 8111 2233
989 81112233
98 981112233
98 2222 3333
98 22223333
9822223333
';
preg_match_all($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