China • NPA 70
☎️ Central Office Exchange (NXX)
+86 (70) 403 Exchange Code
Technical registry directory for telephone subscriber numbers starting with +86 (70) 403. Central office block assigned to Yingtan, Jiangxi, China.
Standard Subscriber Format
+86 (70) 403-XXXX
Telecom Carrier
Local Network Carrier
Area Code (NPA)
70
Primary Location
Yingtan, Jiangxi
Service Type
Landline
📋 Central Office Exchange 403 Routing Details
The 403 exchange code (central office prefix) operates within the 70 Numbering Plan Area (NPA) servicing Yingtan, Jiangxi, China. All assigned subscriber lines in this block follow ITU-T E.164 national routing protocols.
Telecommunication services within the +86 (70) 403 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
070 403-1234or local national format. -
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International Calls: Dial
+86 70 403-1234from outside China. -
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E.164 Standard:
+8670403XXXX
📞 Nearby Exchanges in Area Code 70
View All Area Code 70 Exchanges ›❓ Frequently Asked Questions
What area code is +86 (70) 403?
Phone numbers starting with +86 (70) 403 belong to the 70 area code in Yingtan, Jiangxi, China, routed via exchange block 403.
How do I call a 403 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 70, and the subscriber number.
Which provider operates the 403 prefix in Yingtan, Jiangxi?
Telecom services for the 403 exchange block in Yingtan, Jiangxi are primarily assigned to Local Network Carrier for Landline connections.