Ireland • NPA 4290
☎️ Central Office Exchange (NXX)
+353 (4290) 203 Exchange Code
Technical registry directory for telephone subscriber numbers starting with +353 (4290) 203. Central office block assigned to Dundalk, Ireland.
Standard Subscriber Format
+353 (4290) 203-XXXX
Telecom Carrier
Local Network Carrier
Area Code (NPA)
4290
Primary Location
Dundalk
Service Type
Landline
📋 Central Office Exchange 203 Routing Details
The 203 exchange code (central office prefix) operates within the 4290 Numbering Plan Area (NPA) servicing Dundalk, Ireland. All assigned subscriber lines in this block follow ITU-T E.164 national routing protocols.
Telecommunication services within the +353 (4290) 203 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
04290 203-1234or local national format. -
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International Calls: Dial
+353 4290 203-1234from outside Ireland. -
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E.164 Standard:
+3534290203XXXX
📞 Nearby Exchanges in Area Code 4290
View All Area Code 4290 Exchanges ›❓ Frequently Asked Questions
What area code is +353 (4290) 203?
Phone numbers starting with +353 (4290) 203 belong to the 4290 area code in Dundalk, Ireland, routed via exchange block 203.
How do I call a 203 exchange number from abroad?
To call this prefix internationally, dial your local exit code (e.g., 011 in North America or + globally), followed by +353, then 4290, and the subscriber number.
Which provider operates the 203 prefix in Dundalk?
Telecom services for the 203 exchange block in Dundalk are primarily assigned to Local Network Carrier for Landline connections.