Y.A.L.L.A.-Your Arabic Local Link Archive

Highest density of Arab population around Pittsburgh Area is in Brookline Neighborhood in the City of Pittsburgh (Zip Code 15226)

Source: https://zipatlas.com/us/pa/pittsburgh/zip-code-comparison/percentage-arab-population.htm#common-questions 

If you have the chance, visit the Syria-Lebanon Room, one of the University of Pittsburg's Nationalities Rooms in the Cathedral of Learning In Oakland. This room is in fact an 18th century interior from a Damascus home, transported to Pittsburgh. 

Weblink: https://www.nationalityrooms.pitt.edu/rooms/syria-lebanon-room