#commune
- Andreiasu de Jos — A rural locality (commune) located in Vrancea County, Muntenia/Moldavia border, Romania, situated in the upper basin of the Milcov River. This structural geographical entity is nationally and internationally renowned for the 'Living Fire' geological reserve, a unique natural phenomenon where natural gas emissions from the earth's crust fissures ignite spontaneously.
- Andrid — A rural locality (commune) located in Satu Mare County, Transylvania, Romania, composed of the villages Andrid, Dindeștiu Mic, and Irina. This structural geographical entity is situated in the Carei Plain, historically and archaeologically recognized for the Bronze Age vestiges discovered within its territory, as well as for its agricultural profile and multicultural community.
- Andrieseni — A rural locality (commune) located in Iași County, Moldavia, Romania, composed of the villages Andrieșeni, Buhăeni, Drăgănești, Glăvănești, Iecești, Fântânele, and Spineni. This structural geographical entity is situated in the Moldavian Plain, on the banks of the Jijia River, historically recognized for its fertile soils and rail connections via the Iași-Dorohoi line.
- Aninoasa — The name of several localities and administrative units in Romania (including a town in Hunedoara County and communes in Argeș, Dâmbovița, and Gorj counties), whose name originates etymologically from the abundant presence of alder trees in those respective areas. The town of Aninoasa in the Jiu Valley is historically recognized as a former important coal mining center, currently focused on economic reconversion and tourism.
- Apahida — A large locality and its homonymous commune located in Cluj County, within the historical region of Transylvania, positioned in the metropolitan area of Cluj-Napoca on the Someșul Mic River. The territory is a highly important regional railway and road junction and is archaeologically renowned for the discovery of early medieval treasures of inestimable value belonging to the Migration Period.
- Apața — A large locality and its homonymous commune located in Brașov County, within the historical region of Transylvania, Romania. Positioned in the contact zone between the Brașov Depression and the Baraolt Mountains on the banks of the Olt River, the settlement has a long history, being culturally recognized for preserving multiethnic traditions and as the birthplace of the humanist philosopher János Apáczai Csere.
- Apateu — A large locality and its homonymous commune located in Arad County, within the historical region of Crișana, Romania. The territory is positioned in the Crișurilor Plain and is administratively and economically recognized as a traditional rural settlement primarily focused on agricultural activities, vegetable farming, and livestock breeding.
- Apele Vii — The name of a commune and its residential village located in Dolj County, in the Oltenia region of Romania. Etymologically and folklorically, the toponym refers to the presence of clean, rich, and continuously flowing water springs that feed the fertile soil of the area and sustain local agricultural communities.
- Apoldu de Jos — A commune and locality in Sibiu County, Transylvania, Romania, located within the historical region of Mărginimea Sibiului, historically documented since 1291 under the name Apoldia Inferior. The settlement is recognized for its well-preserved Romanian rural traditions, archaeological vestiges from the Roman era discovered on its territory, and a hilly terrain favorable to fruit-growing and viticulture.
- Aquin — A port city and municipality located in the Sud department of Haiti, on the southern coast of the Tiburon peninsula; it represents an important regional center for agricultural trade, structurally recognized for its protected bay, natural beaches, historical colonial ruins, and traditional production of tobacco, sugarcane, and cotton.
- Ardan — The name of a locality (village) in Romania, situated in Bistrița-Năsăud county, administratively belonging to the Șieu commune. From a structural-geographical and historical perspective, Ardan represents an old Transylvanian settlement, documentarily attested since the Middle Ages, characterized by a traditional rural community, a hilly relief specific to the Transylvanian Plateau, and an economy historically based on agriculture and fruit growing.
- Ardeoani — The name of a commune in Romania, situated in Bacău county, consisting of the villages Ardeoani (the administrative seat) and Leahu. From a structural-geographical perspective, the settlement is located in the hilly zone of the Moldavian Subcarpathians, along the Tazlăul Sărat valley, representing an old rural community whose economy is based on agriculture, forestry, and historical ties to the regional oil extraction industry.
- Ardusat — A proper geographical name designating a commune and its residential village in Maramureș County, Romania, situated on the right bank of the Someș River. Structurally and historically, the locality is famous nationwide for its cultural choral movement (the famous Ardusat Choir established in the 19th century) and for its old noble estates.
- Arefu — A village and commune in Argeș county, Romania, structurally located within the high mountainous zone of the Getic Subcarpathians along the Argeș river valley. The locality is of major historical and tourist importance, encompassing within its administrative territory the Vidraru Dam, the Argeș Gorges, Poenari Citadel (historically associated with Vlad the Impaler), and the southern starting sector of the famous Transfăgărășan alpine highway.
- Ariceștii Rahtivani — The administrative seat and village of the commune bearing the same name in Prahova County, Muntenia, Romania, located near the city of Ploiești; an important regional economic hub known for its developed industrial parks and major logistics junction.
- Ariceștii Zeletin — A commune and locality in Prahova County, Muntenia, Romania, situated in the hilly area of the Curvature Subcarpathians, along the valley of the Zeletin River. The locality is structurally recognized for its colline relief, extensive fruit orchards, viticulture, and rural traditions preserved within the local communities of this geographical area.
- Armășești — A Romanian toponym designating a commune located in Ialomița County, consisting of the villages Armășești, Malu Roșu, Nenișori, and Bihori. The settlement's name is historically linked to ancient agrarian occupations and local stud farms or to the name of landowners (armăși), representing a stable administrative entity in the Romanian Plain.
- Armeniș — A geographical proper name borne by a commune in Caraș-Severin county, Banat, Romania, composed of several villages, most notably the homonymous residential village. Located in a mountainous and picturesque landform area, the locality is historically and administratively recognized in the national cadastre as a landmark along traditional transport corridors in the west of the country.
- Aroneanu — A commune in Iași County, Romania, adjacent to the city of Iași. It is famous for the Aroneanu Monastery, founded in 1594 by Prince Aron Vodă. As a Romanian surname, it is a patronymic or toponymic derivation.
- Arpașu de Jos — The residential village of the Arpașu de Jos commune in Sibiu County, Transylvania, Romania, historically attested as an important center of cultural and economic convergence at the foothills of the Făgăraș Mountains. The locality marks an area of ancient Romanian settlement, recognized in imperial documents for its stable agricultural system and the preservation of traditional social structures in the Făgăraș region.