China • NPA 734
☎️ Central Office Exchange (NXX)
+86 (734) 511 Exchange Code
Technical registry directory for telephone subscriber numbers starting with +86 (734) 511. Central office block assigned to Hengyang, Hunan, China.
Standard Subscriber Format
+86 (734) 511-XXXX
Telecom Carrier
Local Network Carrier
Area Code (NPA)
734
Primary Location
Hengyang, Hunan
Service Type
Landline
📋 Central Office Exchange 511 Routing Details
The 511 exchange code (central office prefix) operates within the 734 Numbering Plan Area (NPA) servicing Hengyang, Hunan, China. All assigned subscriber lines in this block follow ITU-T E.164 national routing protocols.
Telecommunication services within the +86 (734) 511 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
0734 511-1234or local national format. -
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International Calls: Dial
+86 734 511-1234from outside China. -
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E.164 Standard:
+86734511XXXX
📞 Nearby Exchanges in Area Code 734
View All Area Code 734 Exchanges ›❓ Frequently Asked Questions
What area code is +86 (734) 511?
Phone numbers starting with +86 (734) 511 belong to the 734 area code in Hengyang, Hunan, China, routed via exchange block 511.
How do I call a 511 exchange number from abroad?
To call this prefix internationally, dial your local exit code (e.g., 011 in North America or + globally), followed by +86, then 734, and the subscriber number.
Which provider operates the 511 prefix in Hengyang, Hunan?
Telecom services for the 511 exchange block in Hengyang, Hunan are primarily assigned to Local Network Carrier for Landline connections.