I-75 then runs concurrently with I-85 due north over the Downtown Connector through the central business district of Atlanta. The two Interstates intersect I-20 in downtown. Several miles north of the I-20 interchange, the two Interstates split, I-75 heads in a general northwest direction while I-85 heads northeast, crossing outside the I-285 Perimeter and heading toward the major suburban city of Marietta.
I-75 then runs parallel to I-85 due north over the Downtown Connector through the central business district of Atlanta. The two highways intersect I-20 in downtown. Several miles north of the I-20 interchange, the two highways diverge, with I-75 heading generally northwest and I-85 heading northeast, crossing outside the I-285 Perimeter and heading toward the major suburban city of Marietta.