There's the daily कविता contest on lulu:
link While you're still a teen, आप can enter the Teen Ink monthly contest:
link Similarly, Creative Communication is dedicated to student writers, and it has a कविता contest three times a year:
link A fair resource for कविता contests is the free newsletter provided द्वारा Winning Writers:
link Also Freelance लेखन has a pretty current सूची of लेखन contests, many of which are for poetry:
link Finally, an excellent resource for कविता competitions in your area is your local library: just go up to the reference डेस्क and talk to a librarian there (not a clerk at the check-out desk!) about कविता contests.