China • NPA 856
☎️ Central Office Exchange (NXX)
+86 (856) 994 Exchange Code
Technical registry directory for telephone subscriber numbers starting with +86 (856) 994. Central office block assigned to Tongren, Guizhou, China.
Standard Subscriber Format
+86 (856) 994-XXXX
Telecom Carrier
Local Network Carrier
Area Code (NPA)
856
Primary Location
Tongren, Guizhou
Service Type
Landline
📋 Central Office Exchange 994 Routing Details
The 994 exchange code (central office prefix) operates within the 856 Numbering Plan Area (NPA) servicing Tongren, Guizhou, China. All assigned subscriber lines in this block follow ITU-T E.164 national routing protocols.
Telecommunication services within the +86 (856) 994 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
0856 994-1234or local national format. -
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International Calls: Dial
+86 856 994-1234from outside China. -
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E.164 Standard:
+86856994XXXX
📞 Nearby Exchanges in Area Code 856
View All Area Code 856 Exchanges ›❓ Frequently Asked Questions
What area code is +86 (856) 994?
Phone numbers starting with +86 (856) 994 belong to the 856 area code in Tongren, Guizhou, China, routed via exchange block 994.
How do I call a 994 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 856, and the subscriber number.
Which provider operates the 994 prefix in Tongren, Guizhou?
Telecom services for the 994 exchange block in Tongren, Guizhou are primarily assigned to Local Network Carrier for Landline connections.