Petrolia, TX -- U.S. city in Texas Population (2000): 782 Housing Units (2000): 338 Land area (2000): 0.743982 sq. miles (1.926904 sq. km) Water area (2000): 0.000000 sq. miles (0.000000 sq. km) Total area (2000): 0.743982 sq. miles (1.926904 sq. km) FIPS code: 57044 Located within: Texas (TX), FIPS 48 Location: 34.013107 N, 98.231655 W ZIP Codes (1990): 76377 Note: some ZIP codes may be omitted esp. for suburbs. Headwords: Petrolia, TX Petrolia