I'm not in your area, but I just wanted to say that don't be disheartened if you get no replies straight away. Just keep bumping (posting on it to bring it back onto the active convos list) this thread up at different times of the day so that more people in your area have a better chance of spotting it.
There isn't really a great deal in Corsham. The group that I have been too hasn't really helped me find some people to form a friendship with. I am not from Wilts originally and don't know the county very well! Do you have many mother&baby groups near you?