Germany • NPA 30
☎️ Central Office Exchange (NXX)
+49 (30) 677 Exchange Code
Technical registry directory for telephone subscriber numbers starting with +49 (30) 677. Central office block assigned to Berlin, Germany.
Standard Subscriber Format
+49 (30) 677-XXXX
Telecom Carrier
Local Network Carrier
Area Code (NPA)
30
Primary Location
Berlin
Service Type
Landline
📋 Central Office Exchange 677 Routing Details
The 677 exchange code (central office prefix) operates within the 30 Numbering Plan Area (NPA) servicing Berlin, Germany. All assigned subscriber lines in this block follow ITU-T E.164 national routing protocols.
Telecommunication services within the +49 (30) 677 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
030 677-1234or local national format. -
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International Calls: Dial
+49 30 677-1234from outside Germany. -
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E.164 Standard:
+4930677XXXX
📞 Nearby Exchanges in Area Code 30
View All Area Code 30 Exchanges ›❓ Frequently Asked Questions
What area code is +49 (30) 677?
Phone numbers starting with +49 (30) 677 belong to the 30 area code in Berlin, Germany, routed via exchange block 677.
How do I call a 677 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 30, and the subscriber number.
Which provider operates the 677 prefix in Berlin?
Telecom services for the 677 exchange block in Berlin are primarily assigned to Local Network Carrier for Landline connections.