SW1: why this London postcode has the number 1
SW1 is the number 1 of the South Western district: the streets served from the district office itself. The alphabet begins at SW2 with Brixton.
See SW1 on the mapSW1 is the number 1 of the South Western district: the streets served from the district office itself. The alphabet begins at SW2 with Brixton.
See SW1 on the map