List of Districts Indian Overseas Bank is avilable in West Bengal
BankuraBardhamanBarrackpurBirbhumBishnupurCooch BeharDarjilingEast MidnaporeHooghlyHowrahJalpaiguriKolkataKrishnagarMaldaMurshidabadNadiaNorth 24 ParganasNorth DinajpurPuruliaSahid MatanginiSouth 24 ParganasSouth DinajpurWest Midnapore