The site to use is Multimap.com. Here you can specify any town in Great Britain, and once you have it, you can zoom in to street level. But it is even better than that. If you know the postal code of any place you are searching, it will actually pinpoint it for you. You can then pan left, right, up, down, and zoom in to a precise post code. The post-code for the area is MK41.

This is a close-up of the town centre.

This puts Bedford in relation to London.