Railways - total:
8,367 km
Railways - standard gauge:
8,273 km 1.435-m gauge (146 km electrified) (2006)
Railways - broad gauge:
Highways - total:
Highways - paved:
Highways - unpaved:
Airports - total:
321 (2006)
Airports - with paved runways:
129
Airports - with unpaved runways:
192
Heliports:
15 (2006)
Waterways:
850 km (on Karun River; additional service on Lake Urmia) (2006)
Pipelines - gas:
condensate 7 km; condensate/gas 397 km; gas 17,099 km; liquid petroleum gas 570 km;
Pipelines - oil:
8,521 km
Pipelines - refined products:
7,808 km (2006)
Ports and Terminals:
Assaluyeh, Bushehr