Vodafone India — Forcibly stopped my sms service to 1900

Address:

Yamuna Nagar, Haryana, 135001

Dear sir,
I am having vodafone number [protected] and i am not satisfied with vodafone service so i tried to port my number in airtel. When i sms to vodafone at 1900 for port number they blocked sms service to 1900, i called them at customer care 6 times in last 36 hours and send 2 of complaints at there portal and my self went to there office in yamunanagar. But they are harassing me and not want me port my number to other carrier. I am fed up with this. Please help me.
Sumit rana
[protected]