the helplines are best to advise you on this as it will vary on your circumstances.
not always in area, you might be taken out of area for safety or for space
ages have been blocked but again being able to provided suitable accommodation for the children for their ages will also determine where you are placed.
they usually receive 24/7, i know someone who used to work in them, they’ve had ladies turn up in early hours with nothing but a raincoat on.
call the advice line back when you can, ask where you need to head and how best to get there. you may find certain local taxi firms are confidentiality bound to refuge locations, you may be advised to use one of them if you cant drive. the police can also refer and transport if needed as well.