B
- (Lugano District) Biogno
- (Locarno District) Berzona
- (Mendrisio District) Brusata
- (Lugano District) Bolla
- (Lugano District) Bosco Luganese
- (Lugano District) Breganzona
- (Lugano District) Banco
- (Leventina District) Bedretto
- (Locarno District) Berzona
- (Leventina District) Biaschina
- (Riviera District) Biborgo
- (Lugano District) Bigorio
- (Lugano District) Bissone
- (Locarno District) Bolastro
- (Lugano District) Bodeschee
- (Locarno District) Boladee
- (Locarno District) Bordei
- (Locarno District) Baraccone
- (Locarno District) Borgna
- (Locarno District) Boredo
- (Locarno District) Bedora
- (Locarno District) Bassuno
- (Lugano District) Boscior
- (Lugano District) Brumo
- (Locarno District) Boschetto
- (Bellinzona District) Boffalora
- (Lugano District) Borla
- (Locarno District) Borei
- (Locarno District) Boè
- (Lugano District) Bolla