Go to the MTNA site and fill out the application form.
Dues for MTNA are indicated on their web site. For NHMTA, it's $15. The individual membership year begins July 1 and ends June 30. Student membership begins October 1 and ends September 30 and has a reduced membership rate. Again, refer to MTNA for theirs. NHMTA is $7.
The completed form should be sent to:
MTNA Headquarters
The Carew Tower
441 Vine Street, Suite 505
Cincinnati, OH 45202-2814
TEL: (513) 421-1420
FAX: (513) 421-2503
E MAIL: mtnanet@mtna.org