Germany • NPA 4357
☎️ Central Office Exchange (NXX)
+49 (4357) 304 Exchange Code
Technical registry directory for telephone subscriber numbers starting with +49 (4357) 304. Central office block assigned to Sehestedt Eider, Germany.
Standard Subscriber Format
+49 (4357) 304-XXXX
Telecom Carrier
Local Network Carrier
Area Code (NPA)
4357
Primary Location
Sehestedt Eider
Service Type
Landline
📋 Central Office Exchange 304 Routing Details
The 304 exchange code (central office prefix) operates within the 4357 Numbering Plan Area (NPA) servicing Sehestedt Eider, Germany. All assigned subscriber lines in this block follow ITU-T E.164 national routing protocols.
Telecommunication services within the +49 (4357) 304 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
04357 304-1234or local national format. -
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International Calls: Dial
+49 4357 304-1234from outside Germany. -
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E.164 Standard:
+494357304XXXX
📞 Nearby Exchanges in Area Code 4357
View All Area Code 4357 Exchanges ›❓ Frequently Asked Questions
What area code is +49 (4357) 304?
Phone numbers starting with +49 (4357) 304 belong to the 4357 area code in Sehestedt Eider, Germany, routed via exchange block 304.
How do I call a 304 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 4357, and the subscriber number.
Which provider operates the 304 prefix in Sehestedt Eider?
Telecom services for the 304 exchange block in Sehestedt Eider are primarily assigned to Local Network Carrier for Landline connections.