Greek phone validation

gistfile1.js

var isGreek = {
  mobile: function(value) {
    return /^(\+30|0030)?69\d{8}$/.test( value.replace(/[\s\-()\.]/g, "") );
  },
  landline: function(value) {
    return /^(\+30|0030)?(210)?\d{7}$/.test( value.replace(/[\s\-()\.]/g, "") );
  },
  phone: function(value) {
    return isGreek.mobile(value) || isGreek.landline(value);
  }
};