Do i move away

My ex hasn't seen my daughter for the best part of six years he violent so made that desion for my daughter how ever he left my part of town now all of a sudden I'm told that his moved back to my part of town I can't really go out for fear of bumping into him with my daughter im 6mths pregnant as Well happy in another relationship of 5 years so being like this so that's not helping any advice as to what to do also there is a cash point out side my home along row of shops there are many cash points so why just use that one I see him every other day over there I just want to be able to get on with my life ....