The postcode of Linfen is 04 1000. Linfen City is located in the southwest of Shanxi Province, with Taiyue in the east and Changzhi and Jincheng as neighbors. It faces the Yellow River in the west and faces Shaanxi Province across the river. It starts from Hanxinling in the north and is adjacent to Jinzhong and Lvliang. The south borders Yuncheng. The maximum longitudinal distance from north to south is 170 square kilometers, and the maximum lateral distance from east to west is about 200 kilometers, accounting for 13% of the whole province. Linfen "borders Lei Huo in the east, controls river powder in the west, connects Qin Shu in the south, and has a river in the north", which has an important geographical position and has been a battleground for military strategists since ancient times.

Linfen is generally concave, surrounded by mountains and with a plain in the middle. The whole territory is divided into three topographic units: mountains, hills and basins. Among them, Pingchuan District accounts for 19.4%, hilly area accounts for 5 1.4%, and mountainous area accounts for 29.2%. The altitude is above 1000 meters. The highest point is the main peak of Mount Huoshan in Taiyue Mountain, with an altitude of 2346.8 meters, and the lowest point is Shijiatan in Xiangning County, with an altitude of 385. 1 meter. There are seven rivers in the territory, namely the Yellow River, Fenhe River, Shui Xin River, Qinhe River, Huihe River, Hubei River and Qingshui River, and three famous springs, namely Guo Zhuang, Longci and Huoquan.

Climatic characteristics of Linfen city.

Linfen city is located in the semi-arid and semi-humid monsoon climate zone, which belongs to temperate continental climate, with four distinct seasons and simultaneous rain and heat. The temperature is characterized by Leng Xia heat in winter. The main characteristics of the city's climate are: cold and dry in winter, less snowfall; It is dry and windy in spring and rainy in autumn; Summer is very hot and rainy, and rainy days alternate.

Linfen's annual average sunshine hours 1748.4-25 12.6 hours, annual average temperature 9.0- 12.9℃, precipitation 420. 1-550.6 mm, frost-free period 127-280. The average precipitation in the city is 756.0 mm, and the distribution characteristics in the year are: waterlogging in the morning before, snowy in winter and rainy in autumn.