China • NPA 537
☎️ Central Office Exchange (NXX)
+86 (537) 780 Exchange Code
Technical registry directory for telephone subscriber numbers starting with +86 (537) 780. Central office block assigned to Jining, Shandong, China.
Standard Subscriber Format
+86 (537) 780-XXXX
Telecom Carrier
Local Network Carrier
Area Code (NPA)
537
Primary Location
Jining, Shandong
Service Type
Landline
📋 Central Office Exchange 780 Routing Details
The 780 exchange code (central office prefix) operates within the 537 Numbering Plan Area (NPA) servicing Jining, Shandong, China. All assigned subscriber lines in this block follow ITU-T E.164 national routing protocols.
Telecommunication services within the +86 (537) 780 prefix range are primarily provisioned by Local Network Carrier, delivering local landline voice lines and network routing.
🌐 Dialing Instructions
-
•
Domestic Calls: Dial
0537 780-1234or local national format. -
•
International Calls: Dial
+86 537 780-1234from outside China. -
•
E.164 Standard:
+86537780XXXX
📞 Nearby Exchanges in Area Code 537
View All Area Code 537 Exchanges ›❓ Frequently Asked Questions
What area code is +86 (537) 780?
Phone numbers starting with +86 (537) 780 belong to the 537 area code in Jining, Shandong, China, routed via exchange block 780.
How do I call a 780 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 537, and the subscriber number.
Which provider operates the 780 prefix in Jining, Shandong?
Telecom services for the 780 exchange block in Jining, Shandong are primarily assigned to Local Network Carrier for Landline connections.