'20', 'patterns' => [ 'national' => [ 'general' => '/^(?:1\\d{4,9}|[2456]\\d{8}|3\\d{7}|[89]\\d{8,9})$/', 'fixed' => '/^(?:(?:1(3[23]\\d|5[23])|2[2-4]\\d{2}|3\\d{2}|4(?:0[2-5]|[578][23]|64)\\d|5(?:0[2-7]|[57][23])\\d|6[24-689]3\\d|8(?:2[2-57]|4[26]|6[237]|8[2-4])\\d|9(?:2[27]|3[24]|52|6[2356]|7[2-4])\\d)\\d{5}|1[69]\\d{3})$/', 'mobile' => '/^1(?:0[01269]|1[1245]|2[0-278])\\d{7}$/', 'tollfree' => '/^800\\d{7}$/', 'premium' => '/^900\\d{7}$/', 'emergency' => '/^1(?:2[23]|80)$/', ], 'possible' => [ 'general' => '/^\\d{5,10}$/', 'fixed' => '/^\\d{5,9}$/', 'mobile' => '/^\\d{10}$/', 'tollfree' => '/^\\d{10}$/', 'premium' => '/^\\d{10}$/', 'emergency' => '/^\\d{3}$/', ], ], ];