You can contact the group by e-mailing them at: [email protected]

Or mail them by postage at:
O-Town
c/o Trans Continental Companies, Inc.
7380 Sand Lake Road, Suite 350
Orlando, FL 32819
USA

Please note that of course O-Town are very busy, and they get a lot of fan mail, so you can't really expect them to respond to the e-mails or letters that you send them!