Hungary • NPA 56
☎️ Central Office Exchange (NXX)
+36 (56) 840 Exchange Code
Technical registry directory for telephone subscriber numbers starting with +36 (56) 840. Central office block assigned to Szolnok, Hungary.
Standard Subscriber Format
+36 (56) 840-XXXX
Telecom Carrier
Local Network Carrier
Area Code (NPA)
56
Primary Location
Szolnok
Service Type
Landline
📋 Central Office Exchange 840 Routing Details
The 840 exchange code (central office prefix) operates within the 56 Numbering Plan Area (NPA) servicing Szolnok, Hungary. All assigned subscriber lines in this block follow ITU-T E.164 national routing protocols.
Telecommunication services within the +36 (56) 840 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
056 840-1234or local national format. -
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International Calls: Dial
+36 56 840-1234from outside Hungary. -
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E.164 Standard:
+3656840XXXX
📞 Nearby Exchanges in Area Code 56
View All Area Code 56 Exchanges ›❓ Frequently Asked Questions
What area code is +36 (56) 840?
Phone numbers starting with +36 (56) 840 belong to the 56 area code in Szolnok, Hungary, routed via exchange block 840.
How do I call a 840 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 56, and the subscriber number.
Which provider operates the 840 prefix in Szolnok?
Telecom services for the 840 exchange block in Szolnok are primarily assigned to Local Network Carrier for Landline connections.