Portugal • NPA 271
☎️ Central Office Exchange (NXX)
+351 (271) 536 Exchange Code
Technical registry directory for telephone subscriber numbers starting with +351 (271) 536. Central office block assigned to Guarda, Portugal.
Standard Subscriber Format
+351 (271) 536-XXXX
Telecom Carrier
Local Network Carrier
Area Code (NPA)
271
Primary Location
Guarda
Service Type
Landline
📋 Central Office Exchange 536 Routing Details
The 536 exchange code (central office prefix) operates within the 271 Numbering Plan Area (NPA) servicing Guarda, Portugal. All assigned subscriber lines in this block follow ITU-T E.164 national routing protocols.
Telecommunication services within the +351 (271) 536 prefix range are primarily provisioned by Local Network Carrier, delivering local landline voice lines and network routing.
🌐 Dialing Instructions
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Domestic Calls: Dial
0271 536-1234or local national format. -
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International Calls: Dial
+351 271 536-1234from outside Portugal. -
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E.164 Standard:
+351271536XXXX
📞 Nearby Exchanges in Area Code 271
View All Area Code 271 Exchanges ›❓ Frequently Asked Questions
What area code is +351 (271) 536?
Phone numbers starting with +351 (271) 536 belong to the 271 area code in Guarda, Portugal, routed via exchange block 536.
How do I call a 536 exchange number from abroad?
To call this prefix internationally, dial your local exit code (e.g., 011 in North America or + globally), followed by +351, then 271, and the subscriber number.
Which provider operates the 536 prefix in Guarda?
Telecom services for the 536 exchange block in Guarda are primarily assigned to Local Network Carrier for Landline connections.