Algeria is divided into 48 wilayas (provinces), 553 daïras (circles, or counties; see Districts of Algeria) and 1541 baladiyahs (municipalities, in French: commune). The capital city of a baladiyah, daïra, or province (which is also the largest city of those) always gives those entities their name, even Algiers, the capital of the country gave it its name (El Djazayar, the Arabic name for both the city and the country).

According to the Algerian constitution, a wilaya is a territorial collectivity enjoying economic and diplomatic freedom, the APW, or "Popular Provincial Parliament/Provincial Popular Parliament" (the Assemblée Populaire Wilayale, in French) is the political entity governing a province, directed by the "Wali" (Governor), who is chosen by the Algerian President to handle the APW's decisions, the APW has also a president, who is elected by the members of the APW, which is elected by Algerians.

The province numbers are the first 31 provinces (see the second section) in Arabic alphabetical order, after the adding of 17 other provinces in 1983, the old numbering was kept and the 17 new provinces have been assigned codes from 32-48, in Arabic alphabetical order. There are 48 provinces (since 1983) in Algeria, they are:

Coordinates: 28°N 2°E / 28°N 2°E / 28; 2

Algeria ⁱ/ælˈdʒɪəriə/ (Arabic: الجزائر‎, al-Jazā'ir; Berber: ⴷⵣⴰⵢⴻⵔ Dzayer), officially the People's Democratic Republic of Algeria (الجمهورية الجزائرية الديمقراطية الشعبية, al-Jumhūriyyah al-Jazāʾiriyyah ad-Dīmuqrāṭiyyah ash-Shaʿbiyyah), also formally referred to as the Democratic and Popular Republic of Algeria, is a large country in the Maghreb region of Northwest Africa with Algiers as its capital.

When referring to its land area, Algeria is the largest country in Africa, Maghreb and the Arab World. It is also the largest of the countries bordering the Mediterranean Sea; it is also the tenth-largest country in the world. The country is bordered in the northeast by Tunisia, in the east by Libya, in the west by Morocco, in the southwest by Western Sahara, Mauritania, and Mali, in the southeast by Niger, and in the north by the Mediterranean Sea. Its size is almost 2,400,000 square kilometres (926,645 sq mi) with an estimated population of 37.1 million as of 2012. Algeria is a member of the African Union, the Arab League, OPEC and the United Nations. The country is also a founding member of the Arab Maghreb Union.