Originally Posted by
droopydog
I had not even thought of LH at IAD before....
According to the LH website, they state that the LH lounge at IAD is contracted to NW:
Contract lounge
Airport Washington - Dulles International
Location Concourse B, Gate B20
Name Northwest Worldclub Lounge
Does that mean *G can use the NW club when travelling internationally at IAD?
No - it's not a *G lounge.