Airports:
210 (2010)
country comparison to the world: 30
[see also: Airports country ranks ]

Airports - with paved runways:
total: 130
[see also: Airports - with paved runways - total country ranks ]
over 3,047 m: 2
2,438 to 3,047 m: 17
1,524 to 2,437 m: 15
under 914 m: 96 (2010)

Airports - with unpaved runways:
total: 80
[see also: Airports - with unpaved runways - total country ranks ]
1,524 to 2,437 m: 1
914 to 1,523 m: 6
under 914 m: 73 (2010)

Heliports:
3 (2010)
[see also: Heliports country ranks ]

Pipelines:
gas 2,926 km; oil 339 km; refined products 156 km (2009)
[see also: Pipelines country ranks ]

Railways:
total: 4,294 km
country comparison to the world: 38
standard gauge: 4,049 km 1.435-m gauge (2,880 km electrified)
narrow gauge: 245 km 0.760-m gauge (2008)
[see also: Railways country ranks ]

Roadways:
total: 40,231 km
country comparison to the world: 89
paved: 39,587 km (includes 418 km of expressways)
unpaved: 644 km (2008)
[see also: Roadways country ranks ]

Waterways:
470 km (2009)
country comparison to the world: 85
[see also: Waterways country ranks ]

Merchant marine:
total: 37
country comparison to the world: 80
by type: bulk carrier 16, cargo 10, chemical tanker 1, liquefied gas 2, passenger/cargo 1, petroleum tanker 2, roll on/roll off 4, specialized tanker 1
foreign-owned: 27 (Germany 25, Russia 2)
registered in other countries: 31 (Comoros 8, Malta 7, Panama 6, Saint Vincent and the Grenadines 10) (2010)
[see also: Merchant marine country ranks ]

Ports and terminals:
Burgas, Varna