Postcodes in the United Kingdom - Wikipedia
https://en.wikipedia.org/wiki/Postcodes_in_the_United_Kingdom
OverviewHistoryFormattingSpecial casesOperationListings and availabilityOther usesSee alsoThe London post town covers 40% of Greater London. On inception (in 1857/8), it was divided into ten postal districts: EC (East Central), WC (West Central), N, NE, E, SE, S, SW, W, and NW. The S and NE sectors were later abolished. In 1917, as a wartime measure to improve efficiency, each postal district was subdivided into sub-districts each identified by a number; the area served dire…
DA: 69 PA: 11 MOZ Rank: 32