The password to all of these is "hunter" Triples 3300867 Cairns Coral Coast 3301129 Alexander's Empire 3301131 Alexander's Empire 3301134 Alexander's Empire 3301155 Berlin 1961 3301157 Great Lakes
Doubles 3300871 Australia 3300877 Middle Earth 3301151 Berlin 1961
You could set up a few private games, then post the IDs up in this forum along with the password, and request that only British based players sign up.
You could also try speed games, provided you really can take a turn every ~5 minutes