Advanced search of members list reveals...
(first date is when joined, second date is last visit)

ctp 02/01/2004 09/11/2008 Kailua HI US
Dino 05/15/2007 06/07/2008 Makawao HI US
Jeff Meyers 08/12/2007 08/14/2007 Pahoa HI US
Luvs2shop777 07/20/2005 11/08/2005 Honolulu HI US
Mai Tai 07/15/2004 07/25/2008 Hawaii HI
numbers 11/11/2005 10/28/2007 Captain Cook HI US
ocwiley 06/06/2003 10/29/2006 kailua-kona,hawaii hi
Ramses 05/27/2005 06/02/2005 Honolulu HI us
Ron Wood 12/19/2005 12/20/2005 Kapaa Hi US
STEPZ 01/16/2008 08/27/2008 Waianae HI US
Twilightside 03/24/2008 06/16/2008 Honolulu HI US
vr4 04/25/2006 04/25/2006 kihei hi us
wheels393 04/02/2005 05/05/2005 honolulu hi

Looks like only a couple have been active on the forums this year.
The Pahoa, Captain Cook, Kailua Kona, & possibly Kapaa members are on the Big Island. (Hawaii)
Kehei & Makawao are Maui I think.