Petersburg, TN -- U.S. town in Tennessee Population (2000): 580 Housing Units (2000): 252 Land area (2000): 0.923978 sq. miles (2.393093 sq. km) Water area (2000): 0.000000 sq. miles (0.000000 sq. km) Total area (2000): 0.923978 sq. miles (2.393093 sq. km) FIPS code: 57740 Located within: Tennessee (TN), FIPS 47 Location: 35.318501 N, 86.637456 W ZIP Codes (1990): 37144 Note: some ZIP codes may be omitted esp. for suburbs. Headwords: Petersburg, TN Petersburg