condensate 7 km; condensate/gas 397 km; gas 19,161 km; liquid petroleum gas 570 km; oil 8,438 km; refined products 7,936 km (2007)
Railways:
total: 8,367 km broad gauge: 94 km 1.676-m gauge standard gauge: 8,273 km 1.435-m gauge (146 km electrified) (2006)
Roadways:
total: 172,927 km paved: 125,908 km (includes 1,429 km of expressways) unpaved: 47,019 km (2006)
Waterways:
850 km (on Karun River; additional service on Lake Urmia) (2006)
Merchant marine:
total: 74 by type: bulk carrier 18, cargo 34, chemical tanker 4, container 6, liquefied gas 1, passenger/cargo 4, petroleum tanker 2, refrigerated cargo 2, roll on/roll off 3 foreign-owned: 1 (UAE 1) registered in other countries: 115 (Barbados 2, Bolivia 1, Cyprus 10, Hong Kong 15, Malta 79, Panama 7, Saint Vincent and the Grenadines 1) (2008)
Ports and terminals: