Argentina • NPA 2921 ☎️ Central Office Exchange (NXX)

+54 (2921) 770 Exchange Code

Technical registry directory for telephone subscriber numbers starting with +54 (2921) 770. Central office block assigned to Coronel Dorrego, Buenos Aires, Argentina.

Standard Subscriber Format

+54 (2921) 770-XXXX

Telecom Carrier Local Network Carrier

Area Code (NPA) 2921

Primary Location Coronel Dorrego, Buenos Aires

Service Type Landline

📋 Central Office Exchange 770 Routing Details

The 770 exchange code (central office prefix) operates within the 2921 Numbering Plan Area (NPA) servicing Coronel Dorrego, Buenos Aires, Argentina. All assigned subscriber lines in this block follow ITU-T E.164 national routing protocols.

Telecommunication services within the +54 (2921) 770 prefix range are primarily provisioned by Local Network Carrier, delivering local landline voice lines and network routing.

🌐 Dialing Instructions

• Domestic Calls: Dial 02921 770-1234 or local national format.
• International Calls: Dial +54 2921 770-1234 from outside Argentina.
• E.164 Standard: +542921770XXXX

📞 Nearby Exchanges in Area Code 2921

View All Area Code 2921 Exchanges ›

(2921) 657 (2921) 282 (2921) 850 (2921) 793 (2921) 983 (2921) 891 (2921) 915 (2921) 856 (2921) 815 (2921) 310 (2921) 339 (2921) 811 (2921) 794 (2921) 971 (2921) 291 (2921) 621

❓ Frequently Asked Questions

What area code is +54 (2921) 770?

Phone numbers starting with +54 (2921) 770 belong to the 2921 area code in Coronel Dorrego, Buenos Aires, Argentina, routed via exchange block 770.

How do I call a 770 exchange number from abroad?

To call this prefix internationally, dial your local exit code (e.g., 011 in North America or + globally), followed by +54, then 2921, and the subscriber number.

Which provider operates the 770 prefix in Coronel Dorrego, Buenos Aires?

Telecom services for the 770 exchange block in Coronel Dorrego, Buenos Aires are primarily assigned to Local Network Carrier for Landline connections.