Romania • NPA 237
☎️ Central Office Exchange (NXX)
+40 (237) 684 Exchange Code
Technical registry directory for telephone subscriber numbers starting with +40 (237) 684. Central office block assigned to Vrancea, Romania.
Standard Subscriber Format
+40 (237) 684-XXXX
Telecom Carrier
Local Network Carrier
Area Code (NPA)
237
Primary Location
Vrancea
Service Type
Landline
📋 Central Office Exchange 684 Routing Details
The 684 exchange code (central office prefix) operates within the 237 Numbering Plan Area (NPA) servicing Vrancea, Romania. All assigned subscriber lines in this block follow ITU-T E.164 national routing protocols.
Telecommunication services within the +40 (237) 684 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
0237 684-1234or local national format. -
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International Calls: Dial
+40 237 684-1234from outside Romania. -
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E.164 Standard:
+40237684XXXX
📞 Nearby Exchanges in Area Code 237
View All Area Code 237 Exchanges ›❓ Frequently Asked Questions
What area code is +40 (237) 684?
Phone numbers starting with +40 (237) 684 belong to the 237 area code in Vrancea, Romania, routed via exchange block 684.
How do I call a 684 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 237, and the subscriber number.
Which provider operates the 684 prefix in Vrancea?
Telecom services for the 684 exchange block in Vrancea are primarily assigned to Local Network Carrier for Landline connections.