Alexandria is one of the major cities in the Egypt region.
Historically, it is a city founded by Alexander the Great to commemorate his name after he created a vast empire, including Egypt.
During the time of the Book of Acts, there was a great deal of interaction.
Acts 6:9Then some of those who belonged to the Synagogue of the Freedmen (as it was called), and of the Cyrenians, and of the Alexandrians, and of those from Cilicia and Asia, rose up and disputed with Stephen.
Acts 18:24Now a Jew named Apollos, a native of Alexandria, an eloquent man, came to Ephesus. He was mighty in the Scriptures.
Acts 27:6There the centurion found a ship of Alexandria sailing for Italy, and he put us on board.
Acts 28:11After three months we set sail in a ship that had wintered in the island, an Alexandrian ship with the Twin Brothers as its figurehead.