Romania • NPA 243
☎️ Central Office Exchange (NXX)
+40 (243) 306 Exchange Code
Technical registry directory for telephone subscriber numbers starting with +40 (243) 306. Central office block assigned to Ialomița, Romania.
Standard Subscriber Format
+40 (243) 306-XXXX
Telecom Carrier
Local Network Carrier
Area Code (NPA)
243
Primary Location
Ialomița
Service Type
Landline
📋 Central Office Exchange 306 Routing Details
The 306 exchange code (central office prefix) operates within the 243 Numbering Plan Area (NPA) servicing Ialomița, Romania. All assigned subscriber lines in this block follow ITU-T E.164 national routing protocols.
Telecommunication services within the +40 (243) 306 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
0243 306-1234or local national format. -
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International Calls: Dial
+40 243 306-1234from outside Romania. -
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E.164 Standard:
+40243306XXXX
📞 Nearby Exchanges in Area Code 243
View All Area Code 243 Exchanges ›❓ Frequently Asked Questions
What area code is +40 (243) 306?
Phone numbers starting with +40 (243) 306 belong to the 243 area code in Ialomița, Romania, routed via exchange block 306.
How do I call a 306 exchange number from abroad?
To call this prefix internationally, dial your local exit code (e.g., 011 in North America or + globally), followed by +40, then 243, and the subscriber number.
Which provider operates the 306 prefix in Ialomița?
Telecom services for the 306 exchange block in Ialomița are primarily assigned to Local Network Carrier for Landline connections.