Norway • NPA 37
☎️ Central Office Exchange (NXX)
+47 (37) 665 Exchange Code
Technical registry directory for telephone subscriber numbers starting with +47 (37) 665. Central office block assigned to Aust-Agder, Norway.
Standard Subscriber Format
+47 (37) 665-XXXX
Telecom Carrier
Local Network Carrier
Area Code (NPA)
37
Primary Location
Aust-Agder
Service Type
Landline
📋 Central Office Exchange 665 Routing Details
The 665 exchange code (central office prefix) operates within the 37 Numbering Plan Area (NPA) servicing Aust-Agder, Norway. All assigned subscriber lines in this block follow ITU-T E.164 national routing protocols.
Telecommunication services within the +47 (37) 665 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
037 665-1234or local national format. -
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International Calls: Dial
+47 37 665-1234from outside Norway. -
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E.164 Standard:
+4737665XXXX
📞 Nearby Exchanges in Area Code 37
View All Area Code 37 Exchanges ›❓ Frequently Asked Questions
What area code is +47 (37) 665?
Phone numbers starting with +47 (37) 665 belong to the 37 area code in Aust-Agder, Norway, routed via exchange block 665.
How do I call a 665 exchange number from abroad?
To call this prefix internationally, dial your local exit code (e.g., 011 in North America or + globally), followed by +47, then 37, and the subscriber number.
Which provider operates the 665 prefix in Aust-Agder?
Telecom services for the 665 exchange block in Aust-Agder are primarily assigned to Local Network Carrier for Landline connections.