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,
Tony King (EastEnders) in a UK soap opera, and was researched and developed with advice and approval from the National Society for the Prevention of Cruelty to Children. The abusive nature of Tony and Whitney's relationship resulted in over 200 complaints being made to the BBC and television regulatory body Ofcom by members of the public, with the storyline deemed "horrifying" by the "Daily Mail"<nowiki>'s</nowiki> Lizzie Smith, and "one of the darkest and most disturbing storylines "EastEnders" has ever attempted" by "The Mirror"<nowiki>'s</nowiki> Beth Neil. The NSPCC however praised the storyline for "helping to raise awareness of the hidden nature of sexual abuse".