IN CALIFORNIA:
FASCINATION TWIRL CLUB - http://www.geocities.com/fascinationtwirlclub/ftc.html
K&K PRODUCTIONS - http://kandktwirl.com/
VALLEY BATON CLUB - http://www.valleybatonclub.com

IN THE UNITED STATES:
ARIZONA TWIRLING ATHLETES - http://geocities.com/arizonatwirlgirl/
BATON TWIRLING NEWTWORK.COM - http://www.batontwirlingnetwork.com/
NATIONAL ASSOCIATION FOR THE ADVANCEMENT OF BATON TWIRLING (Collegiate) - http://www.ncabt.com
OREGON BATON COUNCIL - http://www.oregonbaton.org/
TWIRLING STAR - http://www.twirlingstar.com/baton_twirling.htm
TWIRL MANIA - http://twirlmania.com/
THE UNITED STATES TWIRLING ASSOCIATION (USTA) - http://www.ustwirling.com/

OUTSIDE THE UNITED STATES:
JAPAN SPORT BATON ASSOCIATION (in Japanese, but with pictures) - http://baton-jp.org/
DE NEDERLANDSE TWIRLSPORT BOND - http://www.ntsb.nl/
TWIRLING AUSTRAILIA - http://www.twirling.org/
BRITISH BATON TWIRLING - http://www.bbtsa.co.uk/
CANADIAN BATON TWIRLING FEDERATION - http://www.cbtf.ca/batontwirling_3.html
FEDERATION FRANCAISE DE TWIRLING BATON - http://www.fftwirling.fr