E postcode area continue to be commonly classed as one 'district'. The E postcode area contains two non-geographic postcode districts for high-volume business users, E77 and E98. The Eastern District Office is on Whitechapel Road and was the eastern terminus for the former London Post Office Railway, which has been mothballed since 2003. The railway ran to the Paddington Head District Sorting Office. The E20 postcode has been used fictionally as the postcode on the television soap-opera series "EastEnders" since 1985. However, it became a real postcode in 2011, when it was created from within the E15 postcode for the new Olympic Park,
EastEnders 25 July 1985 was the first time the show's viewership rose to first position in the weekly top 10 shows for BBC One. The highest rated episode of "EastEnders" is the Christmas Day 1986 episode, which attracted a combined 30.15 million viewers who tuned into either the original transmission or the omnibus to see Den Watts hand over divorce papers to his wife Angie. This remains the highest rated episode of a soap in British television history. In 2001, "EastEnders" clashed with "Coronation Street" for the first time. "EastEnders" won the battle with 8.4 million viewers (41% share) whilst "Coronation