Area Code 273 – Calheta de São Miguel, Santiago
The phone area code for Calheta de São Miguel, Santiago is 273 (international format +238273). Browse local exchange codes (NXX) and carrier assignments below.
📍 Geographic Location of Calheta de São Miguel, Santiago
Geographic Significance and Coverage
The area code 273 is a geographic National Destination Code (NDC) assigned to the municipality of Calheta de São Miguel, located on the island of Santiago, Cape Verde. This code is part of the country's E.164 numbering plan, managed by the National Communications Agency (ANAC). Santiago, the largest and most populous island of the archipelago, hosts the capital, Praia, and several other administrative divisions. Calheta de São Miguel is situated on the northeastern coast of the island, known for its agricultural landscapes and the nearby Ribeira Principal valley. Subscribers within this area are served by fixed-line PSTN infrastructure, and the code is used for both local and international call routing.
Dialing Formats and Instructions
To call a fixed-line number in Calheta de São Miguel from abroad, you must dial the international access prefix (e.g., 00 from most countries, or + from mobile phones), followed by the Cape Verde country code +238, then the area code 273, and finally the subscriber's 7-digit local number. For example, a complete international dialing sequence would be +238 273 XXXX (where XXXX represents the four-digit subscriber extension).
For domestic calls within Cape Verde, the national trunk prefix is not used; callers simply dial the area code and the local number directly: 273 XXXX. When calling from a mobile phone within Cape Verde, the same format applies. It is important to note that Cape Verdean fixed-line numbers are 7 digits long, including the area code, which is always dialed even for local calls within the same municipality. There are no overlay codes or alternative routing for this geographic area.
Caller Guidance and Practical Information
For international callers, ensure you have the correct country code (+238) and omit any leading zero that might appear in local directories. For local callers, remember that the area code is mandatory. Calls from foreign mobile networks may incur roaming charges; it is advisable to check with your service provider. The cost of calling this geographic code varies depending on the caller's location and tariff plan, but it is generally treated as a standard international call. For businesses or individuals establishing a presence in Calheta de São Miguel, having a local number with the 273 code can enhance local trust and accessibility.