China • NPA 33
☎️ Central Office Exchange (NXX)
+86 (33) 610 Exchange Code
Technical registry directory for telephone subscriber numbers starting with +86 (33) 610. Central office block assigned to Qinhuangdao, Hebei, China.
Standard Subscriber Format
+86 (33) 610-XXXX
Telecom Carrier
Local Network Carrier
Area Code (NPA)
33
Primary Location
Qinhuangdao, Hebei
Service Type
Landline
📋 Central Office Exchange 610 Routing Details
The 610 exchange code (central office prefix) operates within the 33 Numbering Plan Area (NPA) servicing Qinhuangdao, Hebei, China. All assigned subscriber lines in this block follow ITU-T E.164 national routing protocols.
Telecommunication services within the +86 (33) 610 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
033 610-1234or local national format. -
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International Calls: Dial
+86 33 610-1234from outside China. -
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E.164 Standard:
+8633610XXXX
📞 Nearby Exchanges in Area Code 33
View All Area Code 33 Exchanges ›❓ Frequently Asked Questions
What area code is +86 (33) 610?
Phone numbers starting with +86 (33) 610 belong to the 33 area code in Qinhuangdao, Hebei, China, routed via exchange block 610.
How do I call a 610 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 33, and the subscriber number.
Which provider operates the 610 prefix in Qinhuangdao, Hebei?
Telecom services for the 610 exchange block in Qinhuangdao, Hebei are primarily assigned to Local Network Carrier for Landline connections.