Vodafone — Not able to port my number

Need to port my prepaid Vi to some other service providers ( Poor service and unauthorised deduction)but, while sending SMS to 1900, msg won't go ( failed to send msg)...I've emailed to Customer care Vi but, they are yet to resolved ...they now started to call me asking so many questions in which I'm unwilling to answer...just need to port my number...they hav to unblock my SMS path to 1900 immediately..

B MARBIANGDOR THANGKHIEW
NE circle
91-[protected]