NOS in Portugal: Coverage & Tips for Travellers
eSIM from 1,50 USD · 500 MB. Networks: MEO (5G), NOS (5G), Vodafone (5G).
NOS in Portugal
Best for: Best urban and coastal coverage
What to know
- Strong in Lisbon, Porto and Algarve
- Good on major motorways and train lines
Areas where signal can drop
- Alentejo and interior plains with sparse infrastructure
- Douro Valley narrow roads
- Madeira mountain interior and levada trails
- Remote Azores islands beyond Ponta Delgada
Other carriers in Portugal
- MEO: Nationwide reach
- Vodafone Portugal: Urban speeds
If you have no signal (quick troubleshooting)
- Aeroplane mode for 10 s → disable.
- Confirm the eSIM line is set as "Mobile Data".
- Restart your phone.
- Settings → Network → Manual network selection → choose NOS.
- If nothing works: check the APN (sometimes needs manual configuration).