01507 -- U.S. ZIP code Municipality (1990): CHARLTON, Massachusetts All ZIPs for this municipality (1990): 01507 Population (2000): 11263 Housing Units (2000): 4008 Land area (2000): 43.418562 sq. miles (112.453554 sq. km) Water area (2000): 1.255163 sq. miles (3.250856 sq. km) Total area (2000): 44.673725 sq. miles (115.704410 sq. km) Located within: Massachusetts (MA) Location: 42.135142 N, 71.969617 W