China • NPA 533
☎️ Central Office Exchange (NXX)
+86 (533) 673 Exchange Code
Technical registry directory for telephone subscriber numbers starting with +86 (533) 673. Central office block assigned to Zibo, Shandong, China.
Standard Subscriber Format
+86 (533) 673-XXXX
Telecom Carrier
Local Network Carrier
Area Code (NPA)
533
Primary Location
Zibo, Shandong
Service Type
Landline
📋 Central Office Exchange 673 Routing Details
The 673 exchange code (central office prefix) operates within the 533 Numbering Plan Area (NPA) servicing Zibo, Shandong, China. All assigned subscriber lines in this block follow ITU-T E.164 national routing protocols.
Telecommunication services within the +86 (533) 673 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
0533 673-1234or local national format. -
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International Calls: Dial
+86 533 673-1234from outside China. -
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E.164 Standard:
+86533673XXXX
📞 Nearby Exchanges in Area Code 533
View All Area Code 533 Exchanges ›❓ Frequently Asked Questions
What area code is +86 (533) 673?
Phone numbers starting with +86 (533) 673 belong to the 533 area code in Zibo, Shandong, China, routed via exchange block 673.
How do I call a 673 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 533, and the subscriber number.
Which provider operates the 673 prefix in Zibo, Shandong?
Telecom services for the 673 exchange block in Zibo, Shandong are primarily assigned to Local Network Carrier for Landline connections.