A4 motorway (Portugal)
Template: Infobox trunk road / Maintenance / PT-A
Districts:
- District of Porto
- District of Vila Real
- District of Bragança
- In construction
- In planning
The Autoestrada A4 or Auto- Estrada de Trás -os- Montes e Alto Douro is a highway in Portugal and part of the European Route 82 The highway begins in Matosinhos and ends in Quintanilha.
Larger towns on the highway
- Matosinhos
- Postage
- Penafiel
- Amarante
- Vila Real
- Mirandela
- Bragança