Address

OFFICE OF PRINCIPAL CONTROLLER OF COMMUNICATION ACCOUNTS, TAMIL NADU CIRCLE, CHENNAI 600 008.

60, ETHIRAJ SALAI, EGMORE, CHENNAI-600008, TAMIL NADU

PHONE NO:044-28253222, E-MAIL ID:ccatn(dot)ccatn(at)nic(dot)in

PHONE NO:044-24955800/803/804, FAX NO:044-24955820,

E-MAIL ID:pccatn(dot)ccatn(at)nic(dot)in