Croatia • NPA 51
☎️ Central Office Exchange (NXX)
+385 (51) 970 Exchange Code
Technical registry directory for telephone subscriber numbers starting with +385 (51) 970. Central office block assigned to Primorsko-goranska, Croatia.
Standard Subscriber Format
+385 (51) 970-XXXX
Telecom Carrier
Local Network Carrier
Area Code (NPA)
51
Primary Location
Primorsko-goranska
Service Type
Landline
📋 Central Office Exchange 970 Routing Details
The 970 exchange code (central office prefix) operates within the 51 Numbering Plan Area (NPA) servicing Primorsko-goranska, Croatia. All assigned subscriber lines in this block follow ITU-T E.164 national routing protocols.
Telecommunication services within the +385 (51) 970 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
051 970-1234or local national format. -
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International Calls: Dial
+385 51 970-1234from outside Croatia. -
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E.164 Standard:
+38551970XXXX
📞 Nearby Exchanges in Area Code 51
View All Area Code 51 Exchanges ›❓ Frequently Asked Questions
What area code is +385 (51) 970?
Phone numbers starting with +385 (51) 970 belong to the 51 area code in Primorsko-goranska, Croatia, routed via exchange block 970.
How do I call a 970 exchange number from abroad?
To call this prefix internationally, dial your local exit code (e.g., 011 in North America or + globally), followed by +385, then 51, and the subscriber number.
Which provider operates the 970 prefix in Primorsko-goranska?
Telecom services for the 970 exchange block in Primorsko-goranska are primarily assigned to Local Network Carrier for Landline connections.