China • NPA 990
☎️ Central Office Exchange (NXX)
+86 (990) 427 Exchange Code
Technical registry directory for telephone subscriber numbers starting with +86 (990) 427. Central office block assigned to Kalamayi, Xinjiang, China.
Standard Subscriber Format
+86 (990) 427-XXXX
Telecom Carrier
Local Network Carrier
Area Code (NPA)
990
Primary Location
Kalamayi, Xinjiang
Service Type
Landline
📋 Central Office Exchange 427 Routing Details
The 427 exchange code (central office prefix) operates within the 990 Numbering Plan Area (NPA) servicing Kalamayi, Xinjiang, China. All assigned subscriber lines in this block follow ITU-T E.164 national routing protocols.
Telecommunication services within the +86 (990) 427 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
0990 427-1234or local national format. -
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International Calls: Dial
+86 990 427-1234from outside China. -
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E.164 Standard:
+86990427XXXX
📞 Nearby Exchanges in Area Code 990
View All Area Code 990 Exchanges ›❓ Frequently Asked Questions
What area code is +86 (990) 427?
Phone numbers starting with +86 (990) 427 belong to the 990 area code in Kalamayi, Xinjiang, China, routed via exchange block 427.
How do I call a 427 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 990, and the subscriber number.
Which provider operates the 427 prefix in Kalamayi, Xinjiang?
Telecom services for the 427 exchange block in Kalamayi, Xinjiang are primarily assigned to Local Network Carrier for Landline connections.