Derby is named for Christ Church, Oxford . The highest elevation of Derby is 324 m (1,063 ft) . Derby is at an elevation of 404 ft . Derby is the government of Kamloops City Council . The density of  residents in  the metro region of Derby is 1,275/km 2  (3,300/sq mi) . (+20) 3 is the area code of Derby . The land area of the city is 39.28 sq mi (101.74 km 2 ) . The mayor of Derby is Soham El Wardini (2018) (BSS/PS) . 0°57′50″N 74°47′47″W﻿ / ﻿10.96389°N 74.79639°W are the coordinates of the city. . 9,821/km 2  (25,436/sq mi) (2017) is the density of residents in Derby . The city has the postal code 95100 . 464.71/km 2  (1,203.6/sq mi) is the density of residents in  the urban region of Derby . Derby is located in Cameroon . The lowest elevation of Derby is 75 m  . The metro region has 8,653,521 , 8,917,749 (Extended UA) population . The city water area is 0.36 sq mi (0.92 km 2 ) . The province of the city Derby is Sichuan . The area of the city is Area: 619 km2 (239 sq mi) . The demonym of the city Derby is Indori . The city was incorporated in February 17, 1909
Derby was constituted as a city in July 22, 1882