Spain • NPA 984
☎️ Central Office Exchange (NXX)
+34 (984) 557 Exchange Code
Technical registry directory for telephone subscriber numbers starting with +34 (984) 557. Central office block assigned to Asturias, Spain.
Standard Subscriber Format
+34 (984) 557-XXXX
Telecom Carrier
Local Network Carrier
Area Code (NPA)
984
Primary Location
Asturias
Service Type
Landline
📋 Central Office Exchange 557 Routing Details
The 557 exchange code (central office prefix) operates within the 984 Numbering Plan Area (NPA) servicing Asturias, Spain. All assigned subscriber lines in this block follow ITU-T E.164 national routing protocols.
Telecommunication services within the +34 (984) 557 prefix range are primarily provisioned by Local Network Carrier, delivering local landline voice lines and network routing.
🌐 Dialing Instructions
-
•
Domestic Calls: Dial
0984 557-1234or local national format. -
•
International Calls: Dial
+34 984 557-1234from outside Spain. -
•
E.164 Standard:
+34984557XXXX
📞 Nearby Exchanges in Area Code 984
View All Area Code 984 Exchanges ›❓ Frequently Asked Questions
What area code is +34 (984) 557?
Phone numbers starting with +34 (984) 557 belong to the 984 area code in Asturias, Spain, routed via exchange block 557.
How do I call a 557 exchange number from abroad?
To call this prefix internationally, dial your local exit code (e.g., 011 in North America or + globally), followed by +34, then 984, and the subscriber number.
Which provider operates the 557 prefix in Asturias?
Telecom services for the 557 exchange block in Asturias are primarily assigned to Local Network Carrier for Landline connections.