I would try to contact some through a gaming store. If you can find a store that deals in games only you will have a much better chance of finding a group. I would invite you to this group but I live in Nebraska. You might also try contacting the RPGA online at
http://www.wizards.com/rpga/main.asp?x=clubs
here is a list of clubs in Florida...
Florida Universe Construction Company
Clearwater Jay Fisher
jlorien@concentric.net
Florida Overkill Inc.
Coral Springs Wayne R Rosser
overkillinc@aol.com
Florida The Inner Circle
Miami Pedro Barrenechea
rpga@themiamicircle.com
Florida Dragons & Wizards Network
Orlando Leonard S Dessert
lady-n-thewizard@unforgettable.com
Florida Florida Role-Players Association
Orlando Matthew B.Capstraw, Esq
laudwic@hotmail.com
Florida Tampa Area Gamers
Tampa David M Hardingham
rpga@tampabay.rr.com
Florida TORP
Tampa Sean C Jennison
torp-rpg@mindspring.com
Hopefully this all helps...