Acayucan Municipality is one of the 212 municipalities of the Mexican state of Veracruz. It is located in the state's southeast, in the Olmeca region. The municipal seat is the city of Acayucan, Veracruz. It covers a total of 724.65 km² (279.79 sq mi).
At the 2005 INEGI Census, the municipality reported a population of 79,459, of whom 49,945 lived in the municipal seat.
Of the municipality's population, 3,655 (5.22%) spoke an indigenous language, primarily Popoluca, followed in numbers by Zapotec.
In addition to the seat, the municipality's largest other communities are Corral Nuevo and Dehesa.
In 2005–07, the municipal president (mayor) of Acayucan was Fabiola Vázquez Saút of the PAN, a daughter of the slain cacique (local baron) Cirilo Vázquez.http://search.chron.com/chronicle/openDocument.do?docRef=11_23_2006_2_p1a23MEXBOSS&selectedPath=
The nearest airports to A Ba Yu Can are Phu Bai Airport (about 33.27 miles / 53.54 km), Da Nang Airport (about 35.8 miles / 57.61 km), Tamky Airport (about 58.4 miles / 93.98 km), Chulai Airport (about 75.95 miles / 122.23 km), Saravane Airport (about 84.94 miles / 136.7 km), Quang Ngai Airport (about 91.42 miles / 147.12 km), Attopeu Airport (about 95.64 miles / 153.92 km). (All distances are linear distances).