- Also known as the Tom Murphy Highway from the Alabama state line to I-285 in Fulton County.
- West side of I-20 (west of I-75/85) is also known as the West Expressway.
- East side of I-20 (east of I-75/85) is also known as the East Expressway.
- Also known as the Northeast Expressway.
- The bridge located north of I-285 and south of exit 99 (Jimmy Carter Blvd) is also known as No Name Bridge.
- Also known as the Northwest Expressway.
- SR 120, the Marietta Pkwy, runs in a loop and intersects I-75 twice. This route is also known as the Marietta Loop. Where it first crosses I-75 north of Delk Rd, it is called the South Loop. Where it crosses I-75 the second time just before Allgood Rd, it is called the North Loop.
- Most commonly known as the Downtown Connector.
- The connector merges/splits on the south side south of Langford Parkway, also known as the Lakewood split (SR 166), and merges/splits again at the 17th Street Bridge, also known as the Brookwood Interchange or the Banana Split because of the big yellow bridge on the north side.
- The curve on the downtown connector is known as the Grady Curve.
- The exit numbers for the Downtown Connector correspond to the mileage for I-75.
- Often referred to as The Perimeter.
- Since it runs in a circle around Atlanta, determining direction is often difficult. Therefore, the two directions of travel on I-285 are known as the Inner Loop and the Outer Loop.
- Motorists will frequently use the term, The Top End to denote the area of I-285 between I-75 in Cobb County and I-85 in DeKalb County.
- Most commonly referred to as GA 400 or just simply 400.
- Also known as the Alpharetta Autobahn because of the high speeds of motorists who take the road that runs from Buckhead to North Georgia.
- The exits on this highway increase sequentially and do not correspond to mileposts.
- The Financial Center Tunnel refers to the passage of SR 400 under the Atlanta Financial Center in Buckhead.
- Created by the intersection of I-75 and I-285 in southeast Cobb County.
- Known as the Kennedy Interchange, and is located at the I-285/I-75 Merge in northwest of Atlanta.
- This is the intersection of I-85 and I-285 in northeast DeKalb County.
- Its official name is the Tom Moreland Interchange.
- Road that arcs from Piedmont Road across Georgia 400 to Peachtree Road. It runs along the south side of Phipps Plaza (a.k.a. State Route 141 connector).
Stone Mountain Freeway:
- An unofficial name for US 78, where it is controlled access like a freeway.
- Formerly known as Lakewood Freeway, it runs west from the Downtown Connector to I-285 and then becomes Campbellton Road.
- Parkway running from the Downtown Connector to Ponce de Leon Avenue.
- A short, but highly trafficked road that goes around Pill Hill, it runs from Peachtree-Dunwoody Road to I-285 and then becomes Glenridge Drive (a.k.a. the 407 Loop).
- Connects Town Center Mall near Kennesaw to the Cumberland Mall in southeast Cobb.
The Dunwoody Family:
- Chamblee-Dunwoody, Peachtree-Dunwoody and Ashford-Dunwoody roads, collectively; a very heavily traveled part of DeKalb County.
- Vague term referring to the southern region of Atlanta, including Butts, Clayton, Coweta, Fayette and Henry counties.
- A proposed road project that would create a 50 mile highway from Bartow to Gwinnett counties and provide a vital east-west link north of I-285.
- The effect of sunlight directly in motorist's eyes, as drivers go east on I-20 in the morning, the sunrise causes a glare limiting visibility. Those same commuters face sunshine slowdown again going westbound in the evening.
- Of the areas where MARTA rails cross over the interstate, there are 3 intersections that are popularly used as landmarks; North Springs Marta Station, just north of Abernathy Rd on SR 400, MARTA overpass, I-85 north of Peachtree St just before the 17th street Bridge and Indian Creek Marta Station, I-285 just south of Memorial Dr.