Originally Posted by alphaeagle
Thanks for all the quick replies. I can't put all the miles into Northwest since one of the flights I was on was a code share with Alitalia that does not earn miles for northwest.
As long as the flights are on AZ metal (and paid tickets on regular fares), you should be able to credit to NW. Any AZ-coded flights on non-Skyteam metal will not credit to NW, but you can probably claim credit for those in AZ's FF program.