Argentina • NPA 28
☎️ Central Office Exchange (NXX)
+54 (28) 511 Exchange Code
Technical registry directory for telephone subscriber numbers starting with +54 (28) 511. Central office block assigned to Trelew/Rawson, Chubut, Argentina.
Standard Subscriber Format
+54 (28) 511-XXXX
Telecom Carrier
Local Network Carrier
Area Code (NPA)
28
Primary Location
Trelew/Rawson, Chubut
Service Type
Landline
📋 Central Office Exchange 511 Routing Details
The 511 exchange code (central office prefix) operates within the 28 Numbering Plan Area (NPA) servicing Trelew/Rawson, Chubut, Argentina. All assigned subscriber lines in this block follow ITU-T E.164 national routing protocols.
Telecommunication services within the +54 (28) 511 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
028 511-1234or local national format. -
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International Calls: Dial
+54 28 511-1234from outside Argentina. -
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E.164 Standard:
+5428511XXXX
📞 Nearby Exchanges in Area Code 28
View All Area Code 28 Exchanges ›❓ Frequently Asked Questions
What area code is +54 (28) 511?
Phone numbers starting with +54 (28) 511 belong to the 28 area code in Trelew/Rawson, Chubut, Argentina, routed via exchange block 511.
How do I call a 511 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 28, and the subscriber number.
Which provider operates the 511 prefix in Trelew/Rawson, Chubut?
Telecom services for the 511 exchange block in Trelew/Rawson, Chubut are primarily assigned to Local Network Carrier for Landline connections.