Solid answers all around, maybe I can offer some final insight:
CURRENT EU MEMBERS
Netherlands (Holland)
Belgium
Luxemburg
France
Spain
Portugal
Ireland
United Kingdom (England)
Denmark
Sweden
Finland
Germany
Austria
Italy
Greece
TO JOIN IN MAY 2004
Estonia
Latvia
Lithuania
Poland
Czech Republic
Slovakia
Hungary
Slovenia
Malta
Cyprus
TO JOIN IN 2007
Romania
Bulgaria
NEGOTIATIONS TO START SOON
Turkey
Any other European nation is still a very long way from being an EU member.
Hope that helped!