Ke Cheng Road Community in Erlang Street, Jiulongpo District, Chongqing Ke Cheng Road Community is a community under the jurisdiction of Erlang Street, Jiulongpo District, Chongqing. The urban-rural classification code is 1 1 1, which is the main urban area. The zoning code is 500 107008008, and the first six digits of the resident ID number are 500 107. The postal code is 400000, the long distance area code is 023, and the license plate number is Chongqing. Ke Cheng Road Community is adjacent to Erlang Community, Shiyang Road Community, Tongtianyuan Community, Shiyang Road Community, Yingbin Road Community, Wutaishan Community and Yun Ze Road Community.