That&#x27;s not the case in London.<p>There aren&#x27;t as many public toilets as there used to be, but there are still enough (I&#x27;m sure homeless people know where they are), and it&#x27;s rare for there to be a lock on the toilets in larger businesses.<p>Railway stations in London generally change 20p.<p><a href="http:&#x2F;&#x2F;greatbritishpublictoiletmap.rca.ac.uk&#x2F;" rel="nofollow">http:&#x2F;&#x2F;greatbritishpublictoiletmap.rca.ac.uk&#x2F;</a>