Latest CASS list (dated 12/08/08) from ARINC:
ABX Air (GB)
Airnet Systems (USC)
AirTran (FL)
Air Cargo Carriers (2Q)
Air Transport International (8C)
Air Wisconsin (ZW)
Alaska Air (AS)
Allegiant Air (G4)
Aloha Air Cargo (KH)
America West (HP)
American (AA)
American Eagle (AA)
Amerijet International (M6)
Ameristar (AJI)
Arctic Transportation Services (7S)
Arrow Cargo (JW)
ASTAR Air Cargo (ER)
Atlantic Southeast (EV)
Atlas Air (5Y)
Aviation Services Ltd dba Freedom Air (FP)
Bering Air (8E)
Cape Air (9K)
Capital Cargo International (PT)
Centurion Air Cargo (WE)
Chautauqua Airlines (RP)
Colgan Air (9L)
Comair (OH)
Commutair (C5)
Compass Airlines (CP)
Continental Airlines (CO)
Delta (DL)
Empire (EM)
Era Aviation (7H)
Evergreen Airlines (EZ)
Everts Air (3Z)
Executive (AA) is American Eagle's SJU Operation
Expressjet / Continental Express (XE)
FedEx (FX)
Florida West International Airways(RF)
Freedom Airlines (F8)
Frontier (F9)
GoJet Airlines (G7)
Great Lakes Aviation (ZK)
Hageland Aviation (H6)
Hawaiian Airlines (HA)
Horizon Air (QX)
IFL Group (IF)
Island Air (WP)
JetBlue (B6)
Kalitta Air LLC (K4)
Kalitta Charters II (CB)
Kalitta Charters LLC (K9)
Key Lime Air (KG)
Lynden Air Cargo (L2)
Lynx Aviation (L4)
Miami Air International (LL)
Mesa Airlines (YV)
Mesaba (XJ)
Midwest Airlines (YX)
Murray Air (5M)
North American Airlines (NA)
Northern Air Cargo (NC)
Northwest (NW)
Omni Air International (OY)
Pace Airlines (Y5)
PenAir (KS)
Piedmont Airlines (US)
Pinnacle (9E)
Polar Air Cargo (PO)
Primaris (FE)
PSA Airlines (US)
Republic Airlines (RP)
Ryan International (RD)
Shuttle America (RP)
Sky King (5K)
Skyway Enterprises (KI)
SkyWest(OO)
Southwest (WN)
Spirit Air (NK)
Sun Country Airlines (SY)
Swift Air (Q7)
Tradewinds Airlines (WI)
Trans North Aviation (7T)
Trans States Airlines (AX)
United (UA)
USA 3000 (U5)
USA Jet Airlines (UJ)
UPS Airlines (5X)
US Airways (US)
Virgin America (VX)
Vision Airlines (V2)
World Airways (WO)
Xtra Airways (XP)
I do not see Pacific Wings, nor New Mexico Air. Maybe you heard wrong