Reliance Communications — about mnp verification

Address: New Delhi, Delhi

I applied for port in for reliance. They called me abt offer and sndverification.sim via post and said they will snd a person to my billing address for verification. But its more than 12 days my no is out of service and every time I call they said sir kal tak ho jayega. And not picking up the call and making fun .Its over my patince. I dnt want reliance service now. My job is in danger bcoz of my cell.what should I do