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| 国道308号 | ||||
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| Route information | ||||
| Length | 32.9 km[1] (20.4 mi) | |||
| Existed | 1970–present | |||
| Major junctions | ||||
| west end | Chūō-ku, Osaka Shimbashi Intersection (34°40′30.34″N 135°30′1.25″E / 34.6750944°N 135.5003472°E) | |||
 National Route 25(Concurrent with Route 26 and Route 165) National Route 479 Hanshin Expressway Route 13 Higashi-Osaka Line Kinki Expressway National Route 170 National Route 168 National Route 24 (connected with  Keinawa Expressway) | ||||
| east end | Nara, Nara Sanjō-ōji 2-chōme Intersection (34°40′54.76″N 135°48′1.21″E / 34.6818778°N 135.8003361°E) | |||
| Location | ||||
| Country | Japan | |||
| Highway system | ||||
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National Route 308 (国道308号, Kokudō Sanbyaku-hachi-gō) is a national highway of Japan connecting Chūō-ku, Osaka and Nara, with a total length of 32.9 kilometers (20.44 mi).
