The following roads are known as the Northeast Freeway or Northeast Expressway: Northeast Expressway (Atlanta), Georgia (I-85) Northeast Expressway (Baltimore), Maryland (I-95) Northeast Expressway (Boston), Massachusetts (US 1) Northeast Expressway (Cincinnati), Cincinnati, Ohio (I-71) Northeast Expressway (Philadelphia), Pennsylvania (unbuilt; would have been US 1) Northeastern Freeway (Columbia), South Carolina (SC 277) Northeast Freeway (Houston), Texas (US 90) Northeast Freeway (Washington, D.C.) (unbuilt) Pennsylvania Turnpike Northeast Extension