Real world company prefixes

0 1 2 3 4 5 6 7 8 9 A B C D E F G H I J K L M n O P Q R S T U V W X Y Z Ø
P& P0 P1 P2 P3 P4 P5 P6 P7 P8 P9 PA PB PC PD PE PF PG PH PI PJ PK PL PM PN PO PP PQ PR PS PT PU PV PW PX PY PZ
PCA PCB PCC PCD PCE PCF PCG PCH PCI PCJ PCK PCL PCM PCN PCO PCP PCQ PCR PCS PCT PCU PCV PCW PCX PCY PCZ
PCTA PCTB PCTC PCTD PCTE PCTF PCTG PCTH PCTI PCTK PCTL PCTM PCTN PCTP PCTQ PCTR PCTS PCTU PCTW PCTX PCTY PCTZ
1 PCTX Pioneer Cement Co. of Texas 1/1994-7/2005 (not listed)   NAKINA
2 PCTX Pioneer Cement Co. of Texas 1/94-7/2000   NRHS
3 PCTX PIONEER CEMENT CO. OF TEXAS, INC. [PIONEER CONCRETE OF TEXAS]     PWRC
4 PCTX Pioneer Cement of Texas     RSRV
5 PCTX PIONEER CONCRETE OF TEXAS, INC.     SCAC4