Hungary • NPA 21
☎️ Central Office Exchange (NXX)
+36 (21) 755 Exchange Code
Technical registry directory for telephone subscriber numbers starting with +36 (21) 755. Central office block assigned to Non-Geographical Services, Hungary.
Standard Subscriber Format
+36 (21) 755-XXXX
Telecom Carrier
Local Network Carrier
Area Code (NPA)
21
Primary Location
Non-Geographical Services
Service Type
Landline
📋 Central Office Exchange 755 Routing Details
The 755 exchange code (central office prefix) operates within the 21 Numbering Plan Area (NPA) servicing Non-Geographical Services, Hungary. All assigned subscriber lines in this block follow ITU-T E.164 national routing protocols.
Telecommunication services within the +36 (21) 755 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
021 755-1234or local national format. -
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International Calls: Dial
+36 21 755-1234from outside Hungary. -
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E.164 Standard:
+3621755XXXX
📞 Nearby Exchanges in Area Code 21
View All Area Code 21 Exchanges ›❓ Frequently Asked Questions
What area code is +36 (21) 755?
Phone numbers starting with +36 (21) 755 belong to the 21 area code in Non-Geographical Services, Hungary, routed via exchange block 755.
How do I call a 755 exchange number from abroad?
To call this prefix internationally, dial your local exit code (e.g., 011 in North America or + globally), followed by +36, then 21, and the subscriber number.
Which provider operates the 755 prefix in Non-Geographical Services?
Telecom services for the 755 exchange block in Non-Geographical Services are primarily assigned to Local Network Carrier for Landline connections.