Germany • NPA 228
☎️ Central Office Exchange (NXX)
+49 (228) 323 Exchange Code
Technical registry directory for telephone subscriber numbers starting with +49 (228) 323. Central office block assigned to Bonn, Germany.
Standard Subscriber Format
+49 (228) 323-XXXX
Telecom Carrier
Local Network Carrier
Area Code (NPA)
228
Primary Location
Bonn
Service Type
Landline
📋 Central Office Exchange 323 Routing Details
The 323 exchange code (central office prefix) operates within the 228 Numbering Plan Area (NPA) servicing Bonn, Germany. All assigned subscriber lines in this block follow ITU-T E.164 national routing protocols.
Telecommunication services within the +49 (228) 323 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
0228 323-1234or local national format. -
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International Calls: Dial
+49 228 323-1234from outside Germany. -
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E.164 Standard:
+49228323XXXX
📞 Nearby Exchanges in Area Code 228
View All Area Code 228 Exchanges ›❓ Frequently Asked Questions
What area code is +49 (228) 323?
Phone numbers starting with +49 (228) 323 belong to the 228 area code in Bonn, Germany, routed via exchange block 323.
How do I call a 323 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 228, and the subscriber number.
Which provider operates the 323 prefix in Bonn?
Telecom services for the 323 exchange block in Bonn are primarily assigned to Local Network Carrier for Landline connections.