| O & E SMITHING LLCPflugerville, TX | 4366791 | 40 |
| O & E TRANSPORTATION LLCLubbock, TX | 3862247 | 12 |
| O & M CARRIERS LLCLaredo, TX | 3731256 | 10 |
| O A II TRANSPORT LLCAlbany, TX | 4452742 | 1 |
| O B WEST LLCMansfield, TX | 3945614 | 1 |
| O PEREZ TRUCKING LLCRound Rock, TX | 4530130 | 1 |
| O T TRUCKING LLCEl Paso, TX | 1079985 | 9 |
| O'SOSA TRANSPORT LLCWaco, TX | 2923559 | 1 |
| O2K TRUCKING LLCDiboll, TX | 4497972 | 1 |
| O3 TRUCKING LLCAlice, TX | 3652088 | 5 |
| OAK TRUCK LINES LLCLaredo, TX | 2261817 | 240 |
| OAKLAND CARRIER LLCCleburne, TX | 1716238 | 2 |
| OBREGON NATIONAL EXPRESS LLCMansfield, TX | 1593729 | 2 |
| OBSIDIAN CHEMICAL SOLUTION LLCMidland, TX | 3311719 | 20 |
| OCAN LOGISTICS LLCMcallen, TX | 3034791 | 6 |
| OCDA TRANSPORT LLCEdinburg, TX | 4259537 | 1 |
| OCHMA LOGISTIC LLCCleveland, TX | 4328082 | 1 |
| OCTAVIO GARCIA SANDOVALLewisville, TX | 2169226 | 4 |
| OD LOGISTICS LLCEl Paso, TX | 4293410 | 2 |
| ODE FLO LOGISTIC LLCOdessa, TX | 4282530 | 31 |
| ODEL LOGISTICS LLCEagle Pass, TX | 3217037 | 53 |
| OF THE ANGELS TRANSPORTATION LLCEl Paso, TX | 3742051 | 1 |
| OFX TRANSPORT LLCMission, TX | 3719084 | 1 |
| OG CANTU TRUCKING LLCCleveland, TX | 4127446 | 2 |
| OG EXPRESS LLCMission, TX | 563147 | 2 |
| OHIO EXPRESS CARRIERS LLCRichmond, TX | 4263436 | 2 |
| OIL POWER TRUCKING LLCOdessa, TX | 4382926 | 2 |
| OJ CONTAINERS LLCHouston, TX | 2318571 | 4 |
| OJA TRANSPORTS LLCEl Paso, TX | 3112487 | 1 |
| OJO ZARCO TRANSPORT LLCDel Rio, TX | 4461881 | 2 |
| OL LOGISTICS LLCLaredo, TX | 2789021 | 48 |
| OL TRANSPORT LLCKaty, TX | 3178967 | 14 |
| OLDU COMPANYRichmond, TX | 3637738 | 5 |
| OLGA ORBELINA MILLERAurora, TX | 4230801 | 2 |
| OLIBONI TRANSPORTATION LLCWaskom, TX | 3646624 | 1 |
| OLIVA TRANSPORT 70 LLCHouston, TX | 3082921 | 1 |
| OLIVER PHILLIP ROGERSArlington, TX | 3331281 | 1 |
| OLJG TRUCKING SERVICES LLCRound Rock, TX | 3510362 | 1 |
| OLUWATOSIN BABALOLALongview, TX | 3711055 | 3 |
| OLVERA FREIGHT LLCEl Paso, TX | 4008899 | 1 |
| OLYMPIA TRANSPORT INCLaredo, TX | 321075 | 8 |
| OMAR RODRIGUEZLyford, TX | 2790014 | 2 |
| OME FREIGHT LLCStrawn, TX | 4480687 | 1 |
| OMEGA HAUL LLCSan Antonio, TX | 4279384 | 4 |
| OMEGA SHIPPING EXPRESS INCDallas, TX | 2517634 | 12 |
| OMG TRANSPORTATION OF LAREDO LLCLaredo, TX | 4453188 | 1 |
| OMJ LOGISTICS LLCEl Paso, TX | 4337264 | 4 |
| OMOG CONSTRUCTION LLCSpring, TX | 6124500 | 4 |
| OMWAS TRANS LLCAbilene, TX | 4129078 | 7 |
| ON ME TRUCKING LLCWylie, TX | 2573881 | 1 |
| ON SITE TRANSPORT LLCHouston, TX | 4261800 | 1 |
| ON THE ROCK LOGISTICS & FREIGHT FORWARDING INCLaredo, TX | 1646628 | 26 |
| ON TIME NOW LLCHouston, TX | 4276326 | 2 |
| ON TIME RIBE TRUCKS LLCDonna, TX | 4376655 | 5 |
| ON TIME TRUCKING AND TRANSPORT INCMckinney, TX | 4070443 | 1 |
| ON WHEELS EXPRESS LLCSealy, TX | 2525469 | 1 |
| ON-TIME UNION LOGISTICS LLCEl Paso, TX | 4268626 | 2 |
| ON1 LOGISTICS LLCTexarkana, TX | 4093059 | 3 |
| ONDEGO TRUCKING LLCLaredo, TX | 4423063 | 4 |
| ONE EAGLE TRANSPORT LLCLaredo, TX | 4524004 | 1 |
| ONE GOAL BROTHERS TRANSPORTATION LLCEl Paso, TX | 4198661 | 2 |
| ONE HUNDRED PERCENT LOGISTICS SERVICES LLCKaufman, TX | 3869567 | 6 |
| ONE LINE BRIDGE INCRichmond, TX | 4186135 | 2 |
| ONE MORE TIME TRUCKING INCTornillo, TX | 4470962 | 5 |
| ONE MORE TRANSPORTATION INCHouston, TX | 4459256 | 5 |
| ONE OAK LOGISTICS LLCEuless, TX | 3204252 | 1 |
| ONE PERCENT TRANSPORTATION LLCSchertz, TX | 3664006 | 2 |
| ONE SOUTH CENTRAL INCHouston, TX | 3088325 | 3 |
| ONE-FIVE CARRIERS LLCWeslaco, TX | 3451067 | 1 |
| ONE-OFF LOGISTICS LLCCaldwell, TX | 3598558 | 2 |
| ONKAR TRUCKING INCSan Antonio, TX | 3860398 | 1 |
| ONLINE TRANSPORT LLCSan Antonio, TX | 3173835 | 25 |
| ONPETROL LLCPharr, TX | 2726712 | 1 |
| ONPOINT INDUSTRIAL SERVICES LLCDeer Park, TX | 2588875 | 345 |
| ONPOINT SWABBING SERVICES LLCPharr, TX | 4244506 | 1 |
| ONYX ROSE MERCHANTS LLCHorseshoe Bay, TX | 4520846 | 1 |
| OOO EXPRESS LLCHemphill, TX | 3775930 | 1 |
| OPAL LOGISTICS LLCPrinceton, TX | 3529987 | 6 |
| OPEN AIR LLCHaskell, TX | 4386490 | 14 |
| OPEN HEAVEN WM TRUCKING LLCSpring, TX | 4175266 | 1 |
| OPEN HIGHWAY TRANSPORT LLCLa Porte, TX | 3624650 | 2 |
| OPEN SKIES TRUCKING LLCMidland, TX | 4122356 | 1 |
| OPERATION MOTOR TRANSPORT LLCBoerne, TX | 3836199 | 7 |
| OPO TRANSPORT LLCBrownsville, TX | 4013502 | 1 |
| OPTIMA TRUCKING LLCRichmond, TX | 3880875 | 5 |
| OPTIMUS GLOBAL TRANSPORT LLCKingwood, TX | 3827468 | 1 |
| OPULENT TRANSPORT LLCHouston, TX | 3020089 | 31 |
| OPUS CARGO LLCEl Paso, TX | 4075944 | 6 |
| ORA FREIGHT LLCFarmers Branch, TX | 4374283 | 5 |
| ORANGE COOLER LLCMcallen, TX | 4392157 | 6 |
| ORBIT TRANSPORT INCFort Worth, TX | 3149807 | 6 |
| OREEON TRUCKING INCEl Paso, TX | 2830167 | 1 |
| ORGUN EXPRESS LLCGarland, TX | 3526089 | 10 |
| ORJ AUTO TRANSPORT LLCEl Paso, TX | 4362970 | 1 |
| ORLANDO FRANCISCO GARCIAKaty, TX | 3357911 | 1 |
| ORLANDO SABAHockley, TX | 2642020 | 2 |
| ORLANDO'S DISTRIBUTION COMPANY LLCPflugerville, TX | 3554400 | 1 |
| ORLIN COWBOY TRANSPORT LLCSomerset, TX | 3593258 | 1 |
| ORMIC CONCESSIONS INCBrownsville, TX | 594884 | 5 |
| ORT TRANSPORTATION LLCCrosby, TX | 3240322 | 2 |
| ORTIZ TRUCKING INTERNATIONAL INCFort Worth, TX | 3635443 | 2 |
| OSCAR ARMANDO QUINONEZ IIIGainesville, TX | 3049142 | 2 |
| OSCAR BERMEAEagle Pass, TX | 4408361 | 1 |
| OSCAR FLORES JRMission, TX | 1146819 | 1 |
| OSCAR J AMAYADallas, TX | 1811446 | 2 |
| OSCAR L CANTU PENAPenitas, TX | 3391861 | 2 |
| OSCAR N ROVIRAHouston, TX | 1968301 | 17 |
| OSCAR RAMIREZEdinburg, TX | 594368 | 1 |
| OSCAR RODRIGUEZ LOPEZLaredo, TX | 1821678 | 1 |
| OSEGUEDA TRUCKING LLCDallas, TX | 1403167 | 1 |
| OSHAONI FREIGHT LLCEl Paso, TX | 4454094 | 2 |
| OSITO EXPRESS TRUCKING LLCDallas, TX | 4234963 | 1 |
| OSKODAM LOGISTICS INCHouston, TX | 3756003 | 13 |
| OSL TRANSPORT LLCLaredo, TX | 3261785 | 4 |
| OSMANI LOGISTIC LLCFort Worth, TX | 3373093 | 14 |
| OSORIA TRANSPORT LLCLaredo, TX | 3765285 | 8 |
| OSVALDO TRANSPORTATION LLCSan Antonio, TX | 3901008 | 2 |
| OTD FREIGHT LLCBrownsville, TX | 3847922 | 8 |
| OTG MOVEMENT LLCNew Caney, TX | 3970509 | 2 |
| OTI TRANSPORT INCEl Paso, TX | 1939234 | 12 |
| OTIENO FREIGHT LLCDenton, TX | 4245651 | 2 |
| OTIX TRANSPORT LLCRed Oak, TX | 3377307 | 1 |
| OTS TRANSPORT LLCStafford, TX | 3837613 | 2 |
| OUTLAW CATTLE COMPANY LLCLubbock, TX | 3336284 | 2 |
| OUTSET LOGISTICS LLCLake Dallas, TX | 3071778 | 1 |
| OUTSIDE THE BOX TRUCKING LLCHumble, TX | 4259690 | 8 |
| OUTWEST LOGISTICS LLCMidland, TX | 4097037 | 1 |
| OV GROUP TRANSPORTATION LLCMcallen, TX | 4023812 | 5 |
| OVERALL TRUCKING LLCLiberty, TX | 3572360 | 1 |
| OVERLAND EXPRESS COMPANYLaporte, TX | 169319 | 52 |
| OVERTIME TRANSPORTATION LLCHumble, TX | 4402442 | 2 |
| OVERWHEELS TRUCKING LLCIrving, TX | 4489084 | 1 |
| OX TRUCK CORPKaty, TX | 2477483 | 1 |
| OXDL TRANSPORT LLCEl Paso, TX | 3499111 | 10 |
| OXFORD GREY INCAustin, TX | 3042548 | 1 |