China • NPA 313
☎️ Central Office Exchange (NXX)
+86 (313) 481 Exchange Code
Technical registry directory for telephone subscriber numbers starting with +86 (313) 481. Central office block assigned to Zhangjiakou, Hebei, China.
Standard Subscriber Format
+86 (313) 481-XXXX
Telecom Carrier
Local Network Carrier
Area Code (NPA)
313
Primary Location
Zhangjiakou, Hebei
Service Type
Landline
📋 Central Office Exchange 481 Routing Details
The 481 exchange code (central office prefix) operates within the 313 Numbering Plan Area (NPA) servicing Zhangjiakou, Hebei, China. All assigned subscriber lines in this block follow ITU-T E.164 national routing protocols.
Telecommunication services within the +86 (313) 481 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
0313 481-1234or local national format. -
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International Calls: Dial
+86 313 481-1234from outside China. -
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E.164 Standard:
+86313481XXXX
📞 Nearby Exchanges in Area Code 313
View All Area Code 313 Exchanges ›❓ Frequently Asked Questions
What area code is +86 (313) 481?
Phone numbers starting with +86 (313) 481 belong to the 313 area code in Zhangjiakou, Hebei, China, routed via exchange block 481.
How do I call a 481 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 313, and the subscriber number.
Which provider operates the 481 prefix in Zhangjiakou, Hebei?
Telecom services for the 481 exchange block in Zhangjiakou, Hebei are primarily assigned to Local Network Carrier for Landline connections.