ATL

ATL

1. Abbreviation of Atlantic.
2. (colloquial, sports) Abbreviation of Atlanta.
3. Abbreviation of Adriatic Teqball League.

ATL

1. Initialism of authority to leave. Used on a package to advise the deliverer (courier) that the addressee has authorised that the package can be left at the delivery address without being given directly to the addressee or the delivery being signed for.
2. Initialism of above the line.

• Tal, ALT, alt., LAT, LTA, alt, Alt., TLA, Lat., lat., lat, Alt, alt-