China • NPA 839
☎️ Central Office Exchange (NXX)
+86 (839) 663 Exchange Code
Technical registry directory for telephone subscriber numbers starting with +86 (839) 663. Central office block assigned to Guangyuan, Sichuan, China.
Standard Subscriber Format
+86 (839) 663-XXXX
Telecom Carrier
Local Network Carrier
Area Code (NPA)
839
Primary Location
Guangyuan, Sichuan
Service Type
Landline
📋 Central Office Exchange 663 Routing Details
The 663 exchange code (central office prefix) operates within the 839 Numbering Plan Area (NPA) servicing Guangyuan, Sichuan, China. All assigned subscriber lines in this block follow ITU-T E.164 national routing protocols.
Telecommunication services within the +86 (839) 663 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
0839 663-1234or local national format. -
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International Calls: Dial
+86 839 663-1234from outside China. -
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E.164 Standard:
+86839663XXXX
📞 Nearby Exchanges in Area Code 839
View All Area Code 839 Exchanges ›❓ Frequently Asked Questions
What area code is +86 (839) 663?
Phone numbers starting with +86 (839) 663 belong to the 839 area code in Guangyuan, Sichuan, China, routed via exchange block 663.
How do I call a 663 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 839, and the subscriber number.
Which provider operates the 663 prefix in Guangyuan, Sichuan?
Telecom services for the 663 exchange block in Guangyuan, Sichuan are primarily assigned to Local Network Carrier for Landline connections.