The A342 highway is a highway in Nigeria. It is one of the east-west roads linking the main south-north roads. It is named from the two highways it links, the A3 highway and A4 highway.
It runs between the A3 at Aba, Abia State — and the beginning of the A4 on the southern side of Cross River, at Oron in Akwa Ibom State.
The road passes through Ikot Ekpene and Uyo.
Coordinates: 5°03′22″N 7°52′38″E / 5.055982°N 7.877246°E