Very often, some POIs have more than one phone number listed (such as land line and mobile). mobile, but two land lines happen as well). How should I map such condition?

Very often, some POIs have more than one phone number listed (such as land line and mobile). How should I map such condition? Or designate that a number is designated for both voice and fax calls?condition?

Very often, some POIs have more than one phone number listed (such as land line and mobile). How should I map such condition? Or designate that a number is designated for both voice and fax calls?