China • NPA 315
☎️ Central Office Exchange (NXX)
+86 (315) 642 Exchange Code
Technical registry directory for telephone subscriber numbers starting with +86 (315) 642. Central office block assigned to Tangshan, Hebei, China.
Standard Subscriber Format
+86 (315) 642-XXXX
Telecom Carrier
Local Network Carrier
Area Code (NPA)
315
Primary Location
Tangshan, Hebei
Service Type
Landline
📋 Central Office Exchange 642 Routing Details
The 642 exchange code (central office prefix) operates within the 315 Numbering Plan Area (NPA) servicing Tangshan, Hebei, China. All assigned subscriber lines in this block follow ITU-T E.164 national routing protocols.
Telecommunication services within the +86 (315) 642 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
0315 642-1234or local national format. -
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International Calls: Dial
+86 315 642-1234from outside China. -
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E.164 Standard:
+86315642XXXX
📞 Nearby Exchanges in Area Code 315
View All Area Code 315 Exchanges ›❓ Frequently Asked Questions
What area code is +86 (315) 642?
Phone numbers starting with +86 (315) 642 belong to the 315 area code in Tangshan, Hebei, China, routed via exchange block 642.
How do I call a 642 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 315, and the subscriber number.
Which provider operates the 642 prefix in Tangshan, Hebei?
Telecom services for the 642 exchange block in Tangshan, Hebei are primarily assigned to Local Network Carrier for Landline connections.