Reliance Communications — unique port number not accepted by other service providers

Address:

Kolkata, West Bengal, 700064

For porting my existing reliance gsm number i send request for generating unique code for porting, which was successfully generated and received by me. However, while placing request for mnp at other service providers viz. Vodafone and airtel unique code for porting is not being accepted. Even reliance has shutdown its customer care number, none is responding for any kind of support. Please help in this regard as the existing mobile number is vital and important for almost every services.