Russia • NPA 388
☎️ Central Office Exchange (NXX)
+7 (388) 346 Exchange Code
Technical registry directory for telephone subscriber numbers starting with +7 (388) 346. Central office block assigned to Republic of Altai, Russia.
Standard Subscriber Format
+7 (388) 346-XXXX
Telecom Carrier
Local Network Carrier
Area Code (NPA)
388
Primary Location
Republic of Altai
Service Type
Landline
📋 Central Office Exchange 346 Routing Details
The 346 exchange code (central office prefix) operates within the 388 Numbering Plan Area (NPA) servicing Republic of Altai, Russia. All assigned subscriber lines in this block follow ITU-T E.164 national routing protocols.
Telecommunication services within the +7 (388) 346 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
0388 346-1234or local national format. -
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International Calls: Dial
+7 388 346-1234from outside Russia. -
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E.164 Standard:
+7388346XXXX
📞 Nearby Exchanges in Area Code 388
View All Area Code 388 Exchanges ›❓ Frequently Asked Questions
What area code is +7 (388) 346?
Phone numbers starting with +7 (388) 346 belong to the 388 area code in Republic of Altai, Russia, routed via exchange block 346.
How do I call a 346 exchange number from abroad?
To call this prefix internationally, dial your local exit code (e.g., 011 in North America or + globally), followed by +7, then 388, and the subscriber number.
Which provider operates the 346 prefix in Republic of Altai?
Telecom services for the 346 exchange block in Republic of Altai are primarily assigned to Local Network Carrier for Landline connections.