Chandannagore subdivision consists of Chandannagar municipal corporation and three municipalities (Bhadreswar, Champdani and Tarakeswar) and three community development blocs: Haripal, Singur and Tarakeswar.
Champadanga area exchange with code 03212 serves: Begampur, Bhagabatipur, Champadanga, Chanditala, Dihi-badpur, Dwarhatta, Eksara, Gopinagar, Haripal, Harinkhola, Jangipara, Jinpur,Dulalbati, Masat, Nalipur, Rajbalhat, Shaympur, Tarakeswar, Talpur.