United States
petroleum products 244,620 km; natural gas 548,665 km
(2009)
Uruguay
gas 226 km; oil 155 km (2009)
Uzbekistan
gas 9,706 km; oil 868 km (2009)
Venezuela
extra heavy crude 980 km; gas 5,258 km; oil 6,695 km;
refined products 1,484 km; unknown 141 km (2009)
Vietnam
condensate/gas 42 km; gas 66 km; refined products 206 km
(2009)
Yemen
gas 423 km; liquid petroleum gas 22 km; oil 1,367 km (2009)
Zambia
oil 771 km (2009)
Zimbabwe
refined products 270 km (2009)
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