Germany • NPA 271
☎️ Central Office Exchange (NXX)
+49 (271) 553 Exchange Code
Technical registry directory for telephone subscriber numbers starting with +49 (271) 553. Central office block assigned to Siegen, Germany.
Standard Subscriber Format
+49 (271) 553-XXXX
Telecom Carrier
Local Network Carrier
Area Code (NPA)
271
Primary Location
Siegen
Service Type
Landline
📋 Central Office Exchange 553 Routing Details
The 553 exchange code (central office prefix) operates within the 271 Numbering Plan Area (NPA) servicing Siegen, Germany. All assigned subscriber lines in this block follow ITU-T E.164 national routing protocols.
Telecommunication services within the +49 (271) 553 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
0271 553-1234or local national format. -
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International Calls: Dial
+49 271 553-1234from outside Germany. -
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E.164 Standard:
+49271553XXXX
📞 Nearby Exchanges in Area Code 271
View All Area Code 271 Exchanges ›❓ Frequently Asked Questions
What area code is +49 (271) 553?
Phone numbers starting with +49 (271) 553 belong to the 271 area code in Siegen, Germany, routed via exchange block 553.
How do I call a 553 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 271, and the subscriber number.
Which provider operates the 553 prefix in Siegen?
Telecom services for the 553 exchange block in Siegen are primarily assigned to Local Network Carrier for Landline connections.