Sopranos filming location - Newark street/alley
In real life, this location is known as: 43rd Avenue, Queens, NY.
It appears in the following episode: 1x13
The guy walks from the building south of the street (same building as the payphone in 1x05, just around the corner) into the alley north of the street.
The same building was again seen again in 4x12.
Located about 150 meters south of Silvercup Studio.