Since the introduction of line numbers in 1912 the basic numbering was never changed. Of course during the years changes occured. For each line the characteristics as time-tables and types & numbers of used cars are given.
Line 1 Marginal
Lines 2 & 18 Restauração - Foz - Boavista
Lines 3 & 4 Palácio - Lordelo - Fonte da Moura - Pereiró
Lines 5 & 19 Matosinhos - Boavista - Trinidade
Line 6 Monte dos Burgos
Line 7 Ponte da Pedra - São Mamede - Amial
Line 8 Paranhos
Line 9 Ermesinde - Águas Santas - Costa Cabral
Line 10 Venda Nova - São Pedro da Cova - Gondomar
Lines 11 & 12 Campanhã
Lines 13 & 14 Vila Nova de Gaia
Line 15 Antas
Lines 16 & 17 Batalha - Boavista - Torrinha
Lines 20 & 21 Circulação