I'm cambs way and have recently joined the Fenlanders 4x4 group, fantastic bunch really nice folk and plenty of meet ups, green laning and events, between the south cambs peterborough area, maybe a bit far for yaself but we exist
Im not too far from bedford so could also join ya, landyzone do a meet every year with laning in the middle of england kind of area, last one was at stanford on avon not far from either of us, its still advertised on the homepage! Check google or facebook im certain ive seen some bedford or near ish clubs at the landy shows, billing, peterborough etc.