Germany • NPA 2374
☎️ Central Office Exchange (NXX)
+49 (2374) 866 Exchange Code
Technical registry directory for telephone subscriber numbers starting with +49 (2374) 866. Central office block assigned to Iserlohn-Letmathe, Germany.
Standard Subscriber Format
+49 (2374) 866-XXXX
Telecom Carrier
Local Network Carrier
Area Code (NPA)
2374
Primary Location
Iserlohn-Letmathe
Service Type
Landline
📋 Central Office Exchange 866 Routing Details
The 866 exchange code (central office prefix) operates within the 2374 Numbering Plan Area (NPA) servicing Iserlohn-Letmathe, Germany. All assigned subscriber lines in this block follow ITU-T E.164 national routing protocols.
Telecommunication services within the +49 (2374) 866 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
02374 866-1234or local national format. -
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International Calls: Dial
+49 2374 866-1234from outside Germany. -
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E.164 Standard:
+492374866XXXX
📞 Nearby Exchanges in Area Code 2374
View All Area Code 2374 Exchanges ›❓ Frequently Asked Questions
What area code is +49 (2374) 866?
Phone numbers starting with +49 (2374) 866 belong to the 2374 area code in Iserlohn-Letmathe, Germany, routed via exchange block 866.
How do I call a 866 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 2374, and the subscriber number.
Which provider operates the 866 prefix in Iserlohn-Letmathe?
Telecom services for the 866 exchange block in Iserlohn-Letmathe are primarily assigned to Local Network Carrier for Landline connections.