Italy • NPA 0421
☎️ Central Office Exchange (NXX)
+39 (421) 878 Exchange Code
Technical registry directory for telephone subscriber numbers starting with +39 (421) 878. Central office block assigned to Venice, Italy.
Standard Subscriber Format
+39 (421) 878-XXXX
Telecom Carrier
Local Network Carrier
Area Code (NPA)
0421
Primary Location
Venice
Service Type
Landline
📋 Central Office Exchange 878 Routing Details
The 878 exchange code (central office prefix) operates within the 0421 Numbering Plan Area (NPA) servicing Venice, Italy. All assigned subscriber lines in this block follow ITU-T E.164 national routing protocols.
Telecommunication services within the +39 (421) 878 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
0421 878-1234or local national format. -
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International Calls: Dial
+39 421 878-1234from outside Italy. -
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E.164 Standard:
+39421878XXXX
📞 Nearby Exchanges in Area Code 0421
View All Area Code 0421 Exchanges ›❓ Frequently Asked Questions
What area code is +39 (421) 878?
Phone numbers starting with +39 (421) 878 belong to the 0421 area code in Venice, Italy, routed via exchange block 878.
How do I call a 878 exchange number from abroad?
To call this prefix internationally, dial your local exit code (e.g., 011 in North America or + globally), followed by +39, then 421, and the subscriber number.
Which provider operates the 878 prefix in Venice?
Telecom services for the 878 exchange block in Venice are primarily assigned to Local Network Carrier for Landline connections.