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 The junction between the A342 and the A346 | ||||
| Route information | ||||
| Length | 33 mi (53 km) | |||
| Major junctions | ||||
| North West end | Derry Hill 51°26′17″N 2°04′18″W / 51.4380°N 2.0716°W | |||
 A4 A3102 A361 A360 A345 A338 A3026 A343 A303 | ||||
| South East end | Andover 51°12′40″N 1°30′59″W / 51.2112°N 1.5164°W | |||
| Location | ||||
| Country | United Kingdom | |||
| Constituent country | England | |||
| Road network | ||||
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The A342 is an A road in England that runs from Pewsham near Chippenham, Wiltshire to Andover, Hampshire.