Documents for a number abroad

Portuguese business phone number

One document does almost everything: the extract from the Portuguese commercial register.

Local and mobile, document by document

Required documents, local and mobile

Portuguese local number

+351 · For businesses only

Required address

Address in Portugal

The company’s address must be in Portugal and appear on the commercial register extract.

To provide

  • Commercial register extract (certidão permanente)DocumentIt proves the company exists.
  • Proof of address in PortugalDocumentThe commercial register extract, which must show the Portuguese address. No other proof is accepted.
  • Company tax number (NIPC)To enterThe 9-digit tax number, proven by the commercial register extract or by an official document showing it.

Portuguese mobile number

+351 · For businesses only

Required address

Address in Portugal

The company’s address must be in Portugal and appear on the commercial register extract.

To provide

  • Commercial register extract (certidão permanente)DocumentIt proves the company exists.
  • Proof of address in PortugalDocumentThe commercial register extract, which must show the Portuguese address. No other proof is accepted.
  • Company tax number (NIPC)To enterThe 9-digit tax number, proven by the commercial register extract or by an official document showing it.

Indicative list updated on 15 October 2026. Requirements are set by each country’s authorities and may change; the exact list is confirmed when you order the number.

Getting a Portuguese virtual phone number for your business

Lisbon and Porto are Portugal’s two main business hubs. To reach Portuguese decision-makers, a +351 number spares you a foreign country code that many leave ringing.

Portugal applies the same rules to landline and mobile numbers. The company’s address must be in Portugal, and only one proof is accepted: the commercial register extract showing that address. A bill or a rent receipt is not enough.

The same extract, the certidão permanente, proves the company exists and can also prove its tax number (NIPC). In practice, you therefore need a company or branch registered in the Portuguese commercial register.

Country code and number format

Local (landline)
+351 +351 30, then 7 digits: the national range, not tied to a city, created for voice over IP. Geographic landlines start with 2 (21 Lisbon, 22 Porto). Example: +351 30 123 4567.
Mobile
+351 +351 9, then 8 digits (usually 91, 92, 93 or 96). Example: +351 912 345 678.

What you need to know

The certidão permanente

The online extract from the commercial register. It is ordered for one to four years and viewed with an access code: sharing the code replaces handing over a paper extract. It is also available in English.

The NIPC

The legal entity identification number has 9 digits and serves as the company’s tax number. It appears on the certidão permanente.

No 0 in front of numbers

Portugal dropped the leading 0: a number has 9 digits, whether dialled nationally or from abroad. A 2 signals a landline, a 9 a mobile.

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Frequently asked questions about Portuguese business numbers

A commercial register extract (certidão permanente), which proves the company exists and also serves as proof of address in Portugal, and the company’s tax number (NIPC), proven by this extract or by another official document showing it.
No. In Portugal, only the commercial register extract showing the Portuguese address is accepted.
It needs an address in Portugal shown on a Portuguese commercial register extract, for example through a branch registered in Portugal. Without it, the required proof cannot be provided.
None as far as the application is concerned: the documents and the address rule are the same. Only the number format changes.