Netherlands • NPA 45
☎️ Central Office Exchange (NXX)
+31 (45) 342 Exchange Code
Technical registry directory for telephone subscriber numbers starting with +31 (45) 342. Central office block assigned to Heerlen, Netherlands.
Standard Subscriber Format
+31 (45) 342-XXXX
Telecom Carrier
Local Network Carrier
Area Code (NPA)
45
Primary Location
Heerlen
Service Type
Landline
📋 Central Office Exchange 342 Routing Details
The 342 exchange code (central office prefix) operates within the 45 Numbering Plan Area (NPA) servicing Heerlen, Netherlands. All assigned subscriber lines in this block follow ITU-T E.164 national routing protocols.
Telecommunication services within the +31 (45) 342 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
045 342-1234or local national format. -
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International Calls: Dial
+31 45 342-1234from outside Netherlands. -
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E.164 Standard:
+3145342XXXX
📞 Nearby Exchanges in Area Code 45
View All Area Code 45 Exchanges ›❓ Frequently Asked Questions
What area code is +31 (45) 342?
Phone numbers starting with +31 (45) 342 belong to the 45 area code in Heerlen, Netherlands, routed via exchange block 342.
How do I call a 342 exchange number from abroad?
To call this prefix internationally, dial your local exit code (e.g., 011 in North America or + globally), followed by +31, then 45, and the subscriber number.
Which provider operates the 342 prefix in Heerlen?
Telecom services for the 342 exchange block in Heerlen are primarily assigned to Local Network Carrier for Landline connections.