Must I pay unpaid receipts of utilities bills like gas, electricity, water and telephone ?

Telephone: Even though Telefonica de España never will claim this doubt to the new purchaser they don´t supply a new line in addresses with unpaid receipts. This means in practice that if you want a land line you will have to pay

Electricity, water and gas: You don´t have to pay unpaid receipts, you could sign new contract with the supplier company but they will put sometimes forward obstacles