Sweden • NPA 526
☎️ Central Office Exchange (NXX)
+46 (526) 640 Exchange Code
Technical registry directory for telephone subscriber numbers starting with +46 (526) 640. Central office block assigned to Strömstad, Sweden.
Standard Subscriber Format
+46 (526) 640-XXXX
Telecom Carrier
Local Network Carrier
Area Code (NPA)
526
Primary Location
Strömstad
Service Type
Landline
📋 Central Office Exchange 640 Routing Details
The 640 exchange code (central office prefix) operates within the 526 Numbering Plan Area (NPA) servicing Strömstad, Sweden. All assigned subscriber lines in this block follow ITU-T E.164 national routing protocols.
Telecommunication services within the +46 (526) 640 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
0526 640-1234or local national format. -
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International Calls: Dial
+46 526 640-1234from outside Sweden. -
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E.164 Standard:
+46526640XXXX
📞 Nearby Exchanges in Area Code 526
View All Area Code 526 Exchanges ›❓ Frequently Asked Questions
What area code is +46 (526) 640?
Phone numbers starting with +46 (526) 640 belong to the 526 area code in Strömstad, Sweden, routed via exchange block 640.
How do I call a 640 exchange number from abroad?
To call this prefix internationally, dial your local exit code (e.g., 011 in North America or + globally), followed by +46, then 526, and the subscriber number.
Which provider operates the 640 prefix in Strömstad?
Telecom services for the 640 exchange block in Strömstad are primarily assigned to Local Network Carrier for Landline connections.