Area Code 677 – San Alberto
The phone area code for San Alberto is 677 (international format +595677). Browse local exchange codes (NXX) and carrier assignments below.
📍 Geographic Location of San Alberto
Overview of Paraguay Area Code 677
Area code 677 is a geographic National Destination Code (NDC) assigned to the town of San Alberto, located in the Alto Paraná Department of Paraguay. This code is part of the national numbering plan administered by the Comisión Nacional de Telecomunicaciones (CONATEL), following ITU-T E.164 recommendations. San Alberto is a growing agricultural and commercial hub, and the 677 code serves both residential and business fixed-line subscribers within its local service area.
Geographic Coverage and Dialing Procedures
The 677 code covers the urban and peri-urban zones of San Alberto, including nearby rural communities. As a geographic code, it is tied to a physical exchange and does not follow mobile numbers, which are non-geographic in Paraguay. For local calls within San Alberto, subscribers can dial the seven-digit subscriber number directly. However, for calls originating from other regions in Paraguay, callers must use the national trunk prefix 0, followed by the area code 677, and then the subscriber number. For example, a call from Asunción to a San Alberto landline would be dialed as 0 677 XXX XXXX.
International Dialing Format
For international callers, the correct format is the international access prefix (typically + or 00), followed by Paraguay’s country code 595, then the area code 677 (without the leading zero), and the subscriber number. Thus, a caller from the United States would dial +595 677 XXX XXXX. It is essential to drop the trunk prefix 0 when dialing from abroad.
Numbering Structure and Overlays
Paraguay’s fixed-line numbers are typically seven digits long after the area code. Currently, there is no overlay code for 677, meaning the area code is unique to San Alberto. However, as demand grows, CONATEL may introduce additional codes or overlays, which would require ten-digit dialing within the region. Subscribers and businesses should stay informed about any future changes to ensure seamless connectivity.
Practical Guidance for Callers
- Local callers (within San Alberto): Dial the seven-digit subscriber number only.
- National callers (outside San Alberto): Dial 0 + 677 + subscriber number.
- International callers: Dial your country’s exit code + 595 + 677 + subscriber number.
Understanding these dialing protocols ensures efficient and error-free communication with San Alberto’s fixed-line users, whether for personal or business purposes.