Germany • NPA 2104
☎️ Central Office Exchange (NXX)
+49 (2104) 999 Exchange Code
Technical registry directory for telephone subscriber numbers starting with +49 (2104) 999. Central office block assigned to Mettmann, Germany.
Standard Subscriber Format
+49 (2104) 999-XXXX
Telecom Carrier
Local Network Carrier
Area Code (NPA)
2104
Primary Location
Mettmann
Service Type
Landline
📋 Central Office Exchange 999 Routing Details
The 999 exchange code (central office prefix) operates within the 2104 Numbering Plan Area (NPA) servicing Mettmann, Germany. All assigned subscriber lines in this block follow ITU-T E.164 national routing protocols.
Telecommunication services within the +49 (2104) 999 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
02104 999-1234or local national format. -
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International Calls: Dial
+49 2104 999-1234from outside Germany. -
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E.164 Standard:
+492104999XXXX
📞 Nearby Exchanges in Area Code 2104
View All Area Code 2104 Exchanges ›❓ Frequently Asked Questions
What area code is +49 (2104) 999?
Phone numbers starting with +49 (2104) 999 belong to the 2104 area code in Mettmann, Germany, routed via exchange block 999.
How do I call a 999 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 2104, and the subscriber number.
Which provider operates the 999 prefix in Mettmann?
Telecom services for the 999 exchange block in Mettmann are primarily assigned to Local Network Carrier for Landline connections.