CODE      EXPLANATION         

 ----      -----------         

 TKTR      TICKETS TO BE REVALIDATED

 

 TKTT      ELECTRONIC TICKET SALE (NO PRINTED FLIGHTS COUPONS)       

 TKT TOTL  TICKET TOTAL        

 TKXL      AUTOMATIC CANCELLATION         

 TL        WAITLISTED, ADVISE PASSENGER NEW TIMES (OUTPUT)  

 TN        HOLDING NEED, ADVISE PASSENGER NEW TIMES (OUTPUT)         

 TOTL      TOTAL      

 TOUR      TOUR ORDER DOCUMENT

 TRN       RAIL       

 TS        VIA SIBERIA (ROUTING INDICATOR)       

 TT        AREA 2 (ROUTING INDICATOR)     

 TTO       TOUR - SOURCE       

 TTR       TOUR - MANUAL       

 TUR       TOUR - AUTOMATED    

 TV        TELEVISION

 TWOV      TRANSIT WITHOUT VISA       

 

 U         SHUTTLE CLASS SERVICE - AIRCRAFT CABIN (IATA)    

           (NO RESERVATION NEEDED / SEAT GUARANTEED)        

 UC        UNABLE TO ACCEPT REQUEST, WAITLIST OR SALE.      

           WAITLIST CLOSED. (OUTPUT)      

 UM        UNACCOMPANIED MINOR.  

 UMNR      UNACCOMPANIED MINOR.  

 UN        UNABLE, FLIGHT DOES NOT OPERATE OR SPECIAL SERVICE        

           NOT PROVIDED. (OUTPUT)         

 UNIV      UNIVERSITY

 US        UNABLE TO ACCEPT SALE. FLIGHT SEGMENT CLOSED, HAVE        

           WAITLISTED. (OUTPUT)  

 UU        UNABLE, HAVE WAITLISTED. (OUTPUT)     

 

 V         ECONOMY CLASS DISCOUNTED - AIRCRAFT CABIN (IATA)

 V         REFRESHMENTS FOR PURCHASE      

 VGML      VEGETARIAN MEAL (NON-DAIRY)    

 VLML      VEGETARIAN MEAL (LACTO-OVO)    

 VSCN      VOIDED STOCK CONTROL NUMBER, ATB       

 

 W         ECONOMY CLASS/PREMIUM  - - AIRCRAFT CABIN (IATA)

 WCBD      WHEELCHAIR - DRY CELL BATTERY*

 WCBW      WHEELCHAIR - WET CELL BATTERY*

 WCHC      WHEELCHAIR - ALL THE WAY TO SEAT      

 WCHR      WHEELCHAIR - FOR RAMP

 WCHS      WHEELCHAIR - UP AND DOWN STEPS

 WCMP      WHEELCHAIR - MANUAL POWER*     

 WCOB      WHEELCHAIR - ON BOARD*         

 WH        WITHIN WESTERN HEMISPHERE (AREA1) (ROUTING INDICATOR)     

 

 X         ECONOMY CLASS DISCOUNTED       

 XBAG      EXCESS BAGGAGE      

 XL        CANCEL LISTING (WAITING LIST)  

 XR        CANCELLATION RECOMMENDED.      

 XSBA      EXCESS BAGGAGE TICKET - AUTOMATED     

 XSBM      EXCESS BAGGAGE TICKET - MANUAL

 XX        CANCEL CONFIRMED/REQUESTED.      

 

 Y         ECONOMY CLASS- AIRCRAFT CABIN (IATA)  

 Y         DUTY FREE SALES AVAILABLE (MEAL CODE)

 YRS       YEARS

 

 Z         BUSINESS CLASS DISCOUNTED - AIRCRAFT CABIN (IATA)         

 

 

 * - NOTE - CODES ONLY FOR USE BY AND BETWEEN US AIRLINES.