ABQ R DEN R CYS R NCF R OMA R SLC R TOP R WSR R ACR W DEN W CYS W GUM W NCF W SLC W SFO W PHX W ABQ W LAX W PDX W GTF W SEA W RNO W BOI W ANC W JNU W HFO W FAI W WRH W MKC W SMC W SWX W WSH W NMC W WSR W OKC C TOP C BIS C FTW C OMA C LBB C FSD C SAT C MSP C LIT C MKE C CHI C STL C DSM C NCF C CRH C SRH C SMC C WSH C MKC C NMC C WSR C JSC C ARB E WBC E IND E BUF E MIA E MEM E JAN E NCF E NEW E SDF E BHM E HUN E ATL E CLE E PIT E CRW E CAE E ALB E PWM E BOS E NYC E PHL E RDU E ERH E SMC E WSH E NFD E MKC E NMC E SJU E WSR E IAT I IBA I IBE I IBH I IBZ I ICA I ICO I ICU I IDL I IEQ I IEW I IFG I IFR I IGY I IHA I IIE I IMC I IMX I INZ I IPA I IPF I IPM I IPR I ISD I ISG I ISM I ISP I ISW I ITD I IUK I IVN I IXX I WEG I WHX I WUL I WVR I WWG I YFB I YQR I YQX I YXY I YYZ I ADM I