Area Code 3718 – Clorinda, Formosa
The phone area code for Clorinda, Formosa is 3718 (international format +543718). Browse local exchange codes (NXX) and carrier assignments below.
📞 Exchange Codes (NXX) for Area Code 3718
Select a central office code to view local carrier data and detailed information
📍 Geographic Location of Clorinda, Formosa
Overview of Area Code 3718
Area code 3718 is a geographic National Destination Code (NDC) within the Argentine national numbering plan, governed by the ITU-T E.164 standard. It serves the city of Clorinda and its surrounding localities, situated in the province of Formosa, in northeastern Argentina. Clorinda lies near the Paraguay River, directly across from the Paraguayan city of Asunción, and is an important commercial and border hub.
Geographic Coverage and Administrative Jurisdiction
The 3718 code covers the administrative area of Clorinda and adjacent rural districts within the Formosa Province. The region is part of the Argentine Littoral, characterized by subtropical climate and agricultural activities. Key localities served include Clorinda, Puerto Pilcomayo, and Laguna Blanca, among others. The province of Formosa is bordered by Paraguay to the north and west, and by the Argentine provinces of Salta and Chaco to the south.
Dialing Formats and Caller Instructions
For local callers within Argentina, dialing a number in the 3718 area requires the trunk prefix 0, followed by the area code 3718 and the subscriber number (which typically has 6 to 7 digits). For example, to call a landline in Clorinda from Buenos Aires, you would dial: 0 3718 123456.
For international callers, the Argentine country code is +54. Therefore, you must dial +54 3718 123456 (omitting the leading 0). For instance, a caller from the United States would dial: 011 54 3718 123456. It is essential to drop the trunk prefix '0' when dialing from abroad.
Overlay Considerations and Numbering
Currently, there is no overlay code for 3718; it is the sole area code for this region. However, as with many Argentine geographic codes, the subscriber number length may vary. Always confirm the exact number of digits with the local provider or directory. The Argentine National Communications Authority (ENACOM) manages number allocation, and recent changes may affect dialing procedures, especially for VoIP and mobile services.
Practical Tips for Callers
When calling from a mobile phone within Argentina, you may need to include the area code even for local calls, depending on your carrier. For international callers, ensure you use the correct international exit code (e.g., 011 from North America, 00 from many European countries) before dialing the country code. Always verify the number with the recipient to avoid misdialing, especially when calling border areas where cross-border mobile signals might interfere.