First of all, I'm a beach bum even though I'm from FL. I can't get enough of it.
Coz - Playa Mia Beach - but don't do the Deluxe package (My 19 and 14 yr old sons LOVE this place!
Bel - Private Island Beach
Roatan - Tabyana Beach Break
Freeport - Can't remember name right now - but (of course) beach break (if I can think of it I'll email you back :)