63130 -- U.S. ZIP code Municipality (1990): UNIVERSITY CITY, Missouri All ZIPs for this municipality (1990): 63130 Population (2000): 34424 Housing Units (2000): 13995 Land area (2000): 5.013431 sq. miles (12.984726 sq. km) Water area (2000): 0.000000 sq. miles (0.000000 sq. km) Total area (2000): 5.013431 sq. miles (12.984726 sq. km) Located within: Missouri (MO) Location: 38.663951 N, 90.323486 W