This one started with Labour in Vain Yard, Norwich, noticed by Lucinda Hawksley. There are several No Name Streets, such as the one in Sandwich nominated by Michael C, and Neil Fitzgerald nominated Avenue Road, of which there are at least five in London.
1. Letsby Avenue, Sheffield
An old joke made real as the address of South Yorkshire Police's operations centre. Nominated by Anthony Wells.
2. Whip-Ma-Whop-Ma-Gate, York
Nominated by Stian Westlake, Gary Holland and many others.