/ramonapwa/

(5[1-5]\d{14}$|^2(?:2(?:2[1-9]|[3-9]\d)|[3-6]\d\d|7(?:[01]\d|20))\d{12})

4[0-9]{12}(?:[0-9]{3})?

6(?:011|5[0-9]{2})[0-9]{12}

3[47][0-9]{13}