Denmark • NPA 80
☎️ Central Office Exchange (NXX)
+45 (80) 664 Exchange Code
Technical registry directory for telephone subscriber numbers starting with +45 (80) 664. Central office block assigned to Toll-Free Services, Denmark.
Standard Subscriber Format
+45 (80) 664-XXXX
Telecom Carrier
Local Network Carrier
Area Code (NPA)
80
Primary Location
Toll-Free Services
Service Type
Landline
📋 Central Office Exchange 664 Routing Details
The 664 exchange code (central office prefix) operates within the 80 Numbering Plan Area (NPA) servicing Toll-Free Services, Denmark. All assigned subscriber lines in this block follow ITU-T E.164 national routing protocols.
Telecommunication services within the +45 (80) 664 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
080 664-1234or local national format. -
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International Calls: Dial
+45 80 664-1234from outside Denmark. -
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E.164 Standard:
+4580664XXXX
📞 Nearby Exchanges in Area Code 80
View All Area Code 80 Exchanges ›❓ Frequently Asked Questions
What area code is +45 (80) 664?
Phone numbers starting with +45 (80) 664 belong to the 80 area code in Toll-Free Services, Denmark, routed via exchange block 664.
How do I call a 664 exchange number from abroad?
To call this prefix internationally, dial your local exit code (e.g., 011 in North America or + globally), followed by +45, then 80, and the subscriber number.
Which provider operates the 664 prefix in Toll-Free Services?
Telecom services for the 664 exchange block in Toll-Free Services are primarily assigned to Local Network Carrier for Landline connections.