Germany • NPA 170
☎️ Central Office Exchange (NXX)
+49 (170) 550 Exchange Code
Technical registry directory for telephone subscriber numbers starting with +49 (170) 550. Central office block assigned to Mobile Network, Germany.
Standard Subscriber Format
+49 (170) 550-XXXX
Telecom Carrier
Local Network Carrier
Area Code (NPA)
170
Primary Location
Mobile Network
Service Type
Landline
📋 Central Office Exchange 550 Routing Details
The 550 exchange code (central office prefix) operates within the 170 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 (170) 550 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
0170 550-1234or local national format. -
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International Calls: Dial
+49 170 550-1234from outside Germany. -
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E.164 Standard:
+49170550XXXX
📞 Nearby Exchanges in Area Code 170
View All Area Code 170 Exchanges ›❓ Frequently Asked Questions
What area code is +49 (170) 550?
Phone numbers starting with +49 (170) 550 belong to the 170 area code in Mobile Network, Germany, routed via exchange block 550.
How do I call a 550 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 170, and the subscriber number.
Which provider operates the 550 prefix in Mobile Network?
Telecom services for the 550 exchange block in Mobile Network are primarily assigned to Local Network Carrier for Landline connections.