Tata Indicom — I want to replace my tata indicom walky talky phone

Address:	Mumbai City, Maharashtra, 421501
Website:	Tata indicom walky talky phone service

Please change my tata indicome walky talky landline prepaid phone, i' be bought it and submitted all the documents but on customer service portal as informed to me that it has been registered on some other name, now i want to change this phone since we are using this for emergency purpose at home, plse help me to replace my phone, now i have been relocated to ambernath west, maharadhtra pin code - 421501 and there is no service near by...