China • NPA 571
☎️ Central Office Exchange (NXX)
+86 (571) 435 Exchange Code
Technical registry directory for telephone subscriber numbers starting with +86 (571) 435. Central office block assigned to Hangzhou, Zhejiang, China.
Standard Subscriber Format
+86 (571) 435-XXXX
Telecom Carrier
Local Network Carrier
Area Code (NPA)
571
Primary Location
Hangzhou, Zhejiang
Service Type
Landline
📋 Central Office Exchange 435 Routing Details
The 435 exchange code (central office prefix) operates within the 571 Numbering Plan Area (NPA) servicing Hangzhou, Zhejiang, China. All assigned subscriber lines in this block follow ITU-T E.164 national routing protocols.
Telecommunication services within the +86 (571) 435 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
0571 435-1234or local national format. -
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International Calls: Dial
+86 571 435-1234from outside China. -
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E.164 Standard:
+86571435XXXX
📞 Nearby Exchanges in Area Code 571
View All Area Code 571 Exchanges ›❓ Frequently Asked Questions
What area code is +86 (571) 435?
Phone numbers starting with +86 (571) 435 belong to the 571 area code in Hangzhou, Zhejiang, China, routed via exchange block 435.
How do I call a 435 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 571, and the subscriber number.
Which provider operates the 435 prefix in Hangzhou, Zhejiang?
Telecom services for the 435 exchange block in Hangzhou, Zhejiang are primarily assigned to Local Network Carrier for Landline connections.