Delta Air Lines operates out of Terminal I at Montréal-Pierre Elliott Trudeau International Airport (YUL). This terminal handles both domestic and international flights, providing services for Delta's various routes. If you're traveling with Delta, you can find their check-in counters and gates located within this terminal.
You can find Delta Air Lines in Terminal 3 at YYZ.
Yes Delta uses Terminal 3 at PHX.
Delta uses Heathrow terminal T4.
The Delta terminal at MCO is located in Terminal A.
Delta depart from Terminal 2 in Manchester.
Delta is located in Terminal 1 at MSP.
Delta uses the South Terminal at Atlanta. Non Skyteam Airlines use the North Terminal. In that terminal it uses all 7 -- T,A,B,C,D,E,F concourses. See related link for more information.
The departure terminal for Delta flights at Boston Logan Airport is Terminal A.
As of now, Delta flights at the MSP terminal are operating normally.
Delta Airlines operates at Terminal 4 at JFK Airport.
Terminal 1
Delta flies out of Terminal B at Kansas City. I've added the link for the Kansas City airport website - it has a nice list of the airlines and their terminals.