Portugal • NPA 277
☎️ Central Office Exchange (NXX)
+351 (277) 234 Exchange Code
Technical registry directory for telephone subscriber numbers starting with +351 (277) 234. Central office block assigned to Idanha-a-Nova, Portugal.
Standard Subscriber Format
+351 (277) 234-XXXX
Telecom Carrier
Local Network Carrier
Area Code (NPA)
277
Primary Location
Idanha-a-Nova
Service Type
Landline
📋 Central Office Exchange 234 Routing Details
The 234 exchange code (central office prefix) operates within the 277 Numbering Plan Area (NPA) servicing Idanha-a-Nova, Portugal. All assigned subscriber lines in this block follow ITU-T E.164 national routing protocols.
Telecommunication services within the +351 (277) 234 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
0277 234-1234or local national format. -
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International Calls: Dial
+351 277 234-1234from outside Portugal. -
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E.164 Standard:
+351277234XXXX
📞 Nearby Exchanges in Area Code 277
View All Area Code 277 Exchanges ›❓ Frequently Asked Questions
What area code is +351 (277) 234?
Phone numbers starting with +351 (277) 234 belong to the 277 area code in Idanha-a-Nova, Portugal, routed via exchange block 234.
How do I call a 234 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 277, and the subscriber number.
Which provider operates the 234 prefix in Idanha-a-Nova?
Telecom services for the 234 exchange block in Idanha-a-Nova are primarily assigned to Local Network Carrier for Landline connections.