Bulgaria • NPA 3071
☎️ Central Office Exchange (NXX)
+359 (3071) 230 Exchange Code
Technical registry directory for telephone subscriber numbers starting with +359 (3071) 230. Central office block assigned to Zlatograd, Bulgaria.
Standard Subscriber Format
+359 (3071) 230-XXXX
Telecom Carrier
Local Network Carrier
Area Code (NPA)
3071
Primary Location
Zlatograd
Service Type
Landline
📋 Central Office Exchange 230 Routing Details
The 230 exchange code (central office prefix) operates within the 3071 Numbering Plan Area (NPA) servicing Zlatograd, Bulgaria. All assigned subscriber lines in this block follow ITU-T E.164 national routing protocols.
Telecommunication services within the +359 (3071) 230 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
03071 230-1234or local national format. -
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International Calls: Dial
+359 3071 230-1234from outside Bulgaria. -
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E.164 Standard:
+3593071230XXXX
📞 Nearby Exchanges in Area Code 3071
View All Area Code 3071 Exchanges ›❓ Frequently Asked Questions
What area code is +359 (3071) 230?
Phone numbers starting with +359 (3071) 230 belong to the 3071 area code in Zlatograd, Bulgaria, routed via exchange block 230.
How do I call a 230 exchange number from abroad?
To call this prefix internationally, dial your local exit code (e.g., 011 in North America or + globally), followed by +359, then 3071, and the subscriber number.
Which provider operates the 230 prefix in Zlatograd?
Telecom services for the 230 exchange block in Zlatograd are primarily assigned to Local Network Carrier for Landline connections.