FlyerTalk Forums - View Single Post - All the known internal codes for mainline aircraft
Old Apr 24, 2013 | 8:44 am
  #5  
callmedave
 
Join Date: Jan 2013
Posts: 94
I've got 73A and 734 operating my LGW-ALC return this weekend, so presumably there's a further differentiation between 737-400s as well?
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