Welcome to IFG. You should have used the search box in the upper right hand corner of this website before posting your query. Anyways here is the link viewtopic.php?f=31&t=2185#p104644
Probably North Calcutta Rifle Club will suit you. You can contact them for all further details.
Fight for your Rights!!! Membership for NAGRI is open! Downloaded forms from http://www.gunowners.in/ Requesting all to get their friends, near and dear ones, colony, society, work colleagues to join the movement. Spread the word far and wide using all possible means like email, social networking sites, blogs etc.