Tianjin, referred to as Jingu and Jinmen for short, is a provincial-level administrative region, municipality directly under the Central Government, national central city and megacity in People's Republic of China (PRC), a gateway to the opening up of northern China approved by the State Council, and a shipping center, logistics center and modern manufacturing base in northern China. ? 65438+By the end of February 2022, there were 16 districts in the city, with a total area of 1 1966.45 square kilometers.

Tianjin is located in North China, northeast of North China Plain, downstream of Haihe River Basin, bordering Bohai Sea in the east, Yanshan Mountain in the north, Beijing in the west and Hebei in the rest. Its geographical coordinates are 38 34'-4015' north latitude and116 43'-165438 east longitude.

Area codes of some other cities:

Beijing area code 0 10, Shanghai area code 02 1, Chongqing area code 023, Shijiazhuang area code 031,Taiyuan area code 035 1, Hohhot area code 047 1, Shenyang area code 024 and Changchun area code 04366.

Harbin area code 045 1, Nanjing area code 025, Hangzhou area code 057 1, Hefei area code 055 1, Fuzhou area code 059 1, Nanchang area code 079 1, Jinan area code 053 1 and Zhengzhou area code 030.

Reference to the above content: Baidu Encyclopedia-Tianjin