Austria • NPA 3685
☎️ Central Office Exchange (NXX)
+43 (3685) 321 Exchange Code
Technical registry directory for telephone subscriber numbers starting with +43 (3685) 321. Central office block assigned to Gröbming, Austria.
Standard Subscriber Format
+43 (3685) 321-XXXX
Telecom Carrier
Local Network Carrier
Area Code (NPA)
3685
Primary Location
Gröbming
Service Type
Landline
📋 Central Office Exchange 321 Routing Details
The 321 exchange code (central office prefix) operates within the 3685 Numbering Plan Area (NPA) servicing Gröbming, Austria. All assigned subscriber lines in this block follow ITU-T E.164 national routing protocols.
Telecommunication services within the +43 (3685) 321 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
03685 321-1234or local national format. -
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International Calls: Dial
+43 3685 321-1234from outside Austria. -
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E.164 Standard:
+433685321XXXX
📞 Nearby Exchanges in Area Code 3685
View All Area Code 3685 Exchanges ›❓ Frequently Asked Questions
What area code is +43 (3685) 321?
Phone numbers starting with +43 (3685) 321 belong to the 3685 area code in Gröbming, Austria, routed via exchange block 321.
How do I call a 321 exchange number from abroad?
To call this prefix internationally, dial your local exit code (e.g., 011 in North America or + globally), followed by +43, then 3685, and the subscriber number.
Which provider operates the 321 prefix in Gröbming?
Telecom services for the 321 exchange block in Gröbming are primarily assigned to Local Network Carrier for Landline connections.