Germany • NPA 2305
☎️ Central Office Exchange (NXX)
+49 (2305) 554 Exchange Code
Technical registry directory for telephone subscriber numbers starting with +49 (2305) 554. Central office block assigned to Castrop-Rauxel, Germany.
Standard Subscriber Format
+49 (2305) 554-XXXX
Telecom Carrier
Local Network Carrier
Area Code (NPA)
2305
Primary Location
Castrop-Rauxel
Service Type
Landline
📋 Central Office Exchange 554 Routing Details
The 554 exchange code (central office prefix) operates within the 2305 Numbering Plan Area (NPA) servicing Castrop-Rauxel, Germany. All assigned subscriber lines in this block follow ITU-T E.164 national routing protocols.
Telecommunication services within the +49 (2305) 554 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
02305 554-1234or local national format. -
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International Calls: Dial
+49 2305 554-1234from outside Germany. -
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E.164 Standard:
+492305554XXXX
📞 Nearby Exchanges in Area Code 2305
View All Area Code 2305 Exchanges ›❓ Frequently Asked Questions
What area code is +49 (2305) 554?
Phone numbers starting with +49 (2305) 554 belong to the 2305 area code in Castrop-Rauxel, Germany, routed via exchange block 554.
How do I call a 554 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 2305, and the subscriber number.
Which provider operates the 554 prefix in Castrop-Rauxel?
Telecom services for the 554 exchange block in Castrop-Rauxel are primarily assigned to Local Network Carrier for Landline connections.