Area Code 271 – Guarda
The phone area code for Guarda is 271 (international format +351271). Browse local exchange codes (NXX) and carrier assignments below.
📞 Exchange Codes (NXX) for Area Code 271
Select a central office code to view local carrier data and detailed information
📍 Geographic Location of Guarda
Geographic Coverage and Administrative Jurisdiction
The +351 271 country-code prefix is a geographic National Destination Code (NDC) assigned to the central-eastern region of Portugal, specifically the district of Guarda. This area encompasses the city of Guarda, the highest city in mainland Portugal at over 1,000 meters above sea level, and its surrounding municipalities. The code serves a predominantly rural and mountainous territory, including towns such as Seia, Gouveia, Mêda, Pinhel, Trancoso, and Figueira de Castelo Rodrigo. Administratively, the district of Guarda borders Spain to the east and is part of the Centro region, known for its historical significance and natural parks, including Serra da Estrela.
Dialing Formats and Caller Instructions
For callers within Portugal, the national trunk prefix '0' is used before the area code, followed by the subscriber number. The complete national format is 0 271 XXX XXX (where X denotes a digit). For example, a local call to a landline in Guarda would be dialed as 0271 123 456. However, when dialing from abroad, the leading '0' is omitted, and the country code +351 is added, resulting in the international format +351 271 XXX XXX. For instance, an international caller would dial +351 271 123 456. It is important to note that Portuguese fixed-line numbers are nine digits long, including the leading '0' when dialed nationally.
Overlays and Numbering Considerations
As of the current numbering plan, the 271 area code does not have an overlay code; it remains a distinct geographic code for the Guarda district. Subscriber numbers within this code are typically seven digits long (excluding the trunk prefix). The numbering capacity is sufficient for the region's population density. Callers should be aware that while mobile numbers in Portugal are also nine digits long, they use separate non-geographic prefixes (e.g., 91, 92, 93, 96), so a call to a 271 number always terminates on a fixed-line service, unless number portability has been applied. In such cases, the call may be routed to a mobile or VoIP network, but the caller is not charged differently.
Practical Tips for Local and Foreign Callers
For local callers within the same area code, it is still necessary to dial the full national number, as Portugal does not use local dialing without the area code. For foreign callers, it is essential to replace the '+' with the appropriate international access code from their country (e.g., 00 from most European countries, 011 from the US/Canada). Always verify the subscriber number length; if you encounter a shorter number, it may be an outdated format. For businesses in the Guarda region, displaying the number in international format (+351 271 ...) is recommended to facilitate global contact.