Germany • NPA 171
☎️ Central Office Exchange (NXX)
+49 (171) 456 Exchange Code
Technical registry directory for telephone subscriber numbers starting with +49 (171) 456. Central office block assigned to Mobile Network, Germany.
Standard Subscriber Format
+49 (171) 456-XXXX
Telecom Carrier
Local Network Carrier
Area Code (NPA)
171
Primary Location
Mobile Network
Service Type
Landline
📋 Central Office Exchange 456 Routing Details
The 456 exchange code (central office prefix) operates within the 171 Numbering Plan Area (NPA) servicing Mobile Network, Germany. All assigned subscriber lines in this block follow ITU-T E.164 national routing protocols.
Telecommunication services within the +49 (171) 456 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
0171 456-1234or local national format. -
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International Calls: Dial
+49 171 456-1234from outside Germany. -
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E.164 Standard:
+49171456XXXX
📞 Nearby Exchanges in Area Code 171
View All Area Code 171 Exchanges ›❓ Frequently Asked Questions
What area code is +49 (171) 456?
Phone numbers starting with +49 (171) 456 belong to the 171 area code in Mobile Network, Germany, routed via exchange block 456.
How do I call a 456 exchange number from abroad?
To call this prefix internationally, dial your local exit code (e.g., 011 in North America or + globally), followed by +49, then 171, and the subscriber number.
Which provider operates the 456 prefix in Mobile Network?
Telecom services for the 456 exchange block in Mobile Network are primarily assigned to Local Network Carrier for Landline connections.