In 1970, all of SR 333 north of Griffin was also decommissioned. In 1973, SR 3W in Albany was redesignated as SR 3, while its former path was redesignated as part of SR 133. In 1974, a freeway was built on the northern extension of SR 333 in Albany, but there was no indication as to what highways were designated on it. Three years later, US 19 through the main part of Albany was shifted northeast to travel concurrently with the SR 333 freeway. By March 1980, US 82 in Albany was also shifted onto the freeway. Between 1974 and March 1980, SR 3S in Marietta was redesignated as SR 3 Spur. Later that year, the northern terminus of SR 333 was truncated to the US 19/US 19 Bus./US 82/US 82 Bus./SR 50/SR 50 Bus./SR 62/SR 333 interchange in Albany, with SR 50 shifted onto the freeway. In 1982, all of SR 333 that remained was redesignated as SR 300. In 1983, the segment of SR 3 from the Florida state line to Thomasville was shifted eastward onto US 19/SR 300. All of SR 3 from the Meigs area to Albany was shifted eastward onto US 19/SR 300. Between 1978 and 1985, SR 3 Conn. in Marietta was decommissioned. Between March 1980 and 1985, SR 3 Spur in Marietta was decommissioned. In 1985, US 19/US 82/SR 3/SR 300 were designated on the freeway in Albany. It was named Liberty Expressway. Also, SR 3E in the Atlanta area was decommissioned. In 1986, US 19 Bus. in the southern part of the state was decommissioned. The next year, SR 3W in Thomaston was redesignated as SR 3S, and SR 3E there was redesignated as SR 3N. In 1988, SR 50 was truncated to its current eastern terminus, with its entire former path redesignated as part of SR 520. SR 3N in Thomaston was redesignated as the northbound lanes of SR 3, while SR 3W there was redesignated as the southbound lanes. In 2000, SR 3 between Thomasville and Meigs was shifted eastward onto US 19/SR 300. Its former path became SR 3 Alt.