| Msi | 1065893 | 551 | 269 | Interstate |
| Octa | 2808171 | 432 | 949 | Intrastate |
| Sc Fuels | 3187286 | 249 | 291 | InterstateHazmat |
| Transportation Charter Services INC | 385886 | 126 | 165 | Interstate |
| Sa Recycling | 1677730 | 120 | 62 | Interstate |
| Southern Counties Lubricants LLC | 2808109 | 120 | 120 | IntrastateHazmat |
| Orange Unified School District Transportation Department | 2808973 | 116 | 83 | Intrastate |
| Container Management Group LLC | 2851398 | 108 | 108 | Intrastate |
| Orange County Public Works | 2753097 | 84 | 123 | IntrastateHazmat |
| Material Transport Service INC | 1745562 | 62 | 37 | InterstateHazmat |
| Bc2 Environmental LLC | 2810670 | 62 | 65 | Interstate |
| Expeditors Fire Support | 459936 | 57 | 28 | Interstate |
| Mark Company | 4161323 | 53 | 48 | Intrastate |
| Sfpp, LP | 2645045 | 46 | 63 | Intrastate |
| Letner Roofing Company | 734285 | 41 | 243 | Interstate |
| Padilla Construction Company | 3294787 | 39 | 39 | Intrastate |
| Strength Transportation Management | 2755992 | 38 | 38 | IntrastateHazmat |
| Butler America LLC | 4075088 | 37 | 26 | Intrastate |
| Pacific Delivery System | 2729025 | 35 | 30 | Intrastate |
| Instant Jungle LLC | 4091702 | 35 | 35 | Interstate |
| Orange City Fire Department | 2662870 | 33 | 27 | IntrastateHazmat |
| Mr Crane INC | 985622 | 32 | 32 | Interstate |
| California Coach Orange INC | 2740070 | 32 | 30 | IntrastateHazmat |
| Cik Power Distributors LLC | 2922663 | 32 | 32 | Intrastate |
| C&w Trucking INC | 1937870 | 31 | 30 | Intrastate |
| Pacific Portable Services | 4447020 | 30 | 21 | Intrastate |
| Cando Services | 2863720 | 29 | 29 | Intrastate |
| Acres Ground Service INC | 3996597 | 27 | 27 | Interstate |
| Aim Transportation INC | 447242 | 26 | 23 | Intrastate |
| Mega Fume INC | 2804491 | 25 | 18 | Intrastate |
| Elite Roofing Supply-Sc | 3013309 | 23 | 27 | Intrastate |
| Rick Hamm Construction INC | 2611487 | 22 | 23 | Intrastate |
| Orange County Striping Service INC | 4812923 | 20 | 8 | Intrastate |
| Omega Products Corp | 607720 | 19 | 13 | Intrastate |
| Jim Murray Roofing | 3148413 | 18 | 13 | Intrastate |
| Rpw Services INC | 4345571 | 18 | 34 | Intrastate |
| Diversified Metal Works | 2654034 | 17 | 2 | Intrastate |
| Tonkco Corp | 689605 | 16 | 28 | Intrastate |
| Carnival Midway Attractions | 2523353 | 16 | 24 | Interstate |
| Gg Express INC | 1825356 | 15 | 14 | Interstate |
| Total Telco Specialists INC | 2660020 | 15 | 16 | IntrastateHazmat |
| Global Plumbing & Fire Supply INC | 2686079 | 15 | 15 | Intrastate |
| Smithson Electric INC | 1399441 | 14 | 12 | Intrastate |
| V And E Tree Service INC | 2752610 | 14 | 2 | Intrastate |
| Calcoach Tow | 4498767 | 14 | 15 | IntrastateHazmat |
| Paper Mart | 2651180 | 13 | 13 | Intrastate |
| Oc&c Construction | 2725008 | 12 | 5 | InterstateHazmat |
| Second Harvest Foodbank Of Orange County | 1121863 | 11 | 7 | Intrastate |
| Westpac Materials | 1875940 | 11 | 17 | Interstate |
| San Marino Roof CO INC | 2732285 | 11 | 14 | IntrastateHazmat |
| Crane Rental Service INC | 2754580 | 11 | 25 | Intrastate |
| Hillcrest Contruction CO Mailboxes R US | 2760745 | 11 | 11 | Intrastate |
| Insite Telecom LLC | 3608079 | 11 | 29 | Intrastate |
| Triple 'a' Pumping & Jetting Services INC | 3884212 | 11 | 9 | Intrastate |
| Truck Lubrication CO INC | 1020506 | 10 | 11 | Interstate |
| Marina Landscape | 1812208 | 10 | 8 | IntrastateHazmat |
| Southside Towing INC | 3214323 | 10 | 8 | IntrastateHazmat |
| Lincoln Express INC | 3616799 | 10 | 10 | Interstate |
| Peterson Grading & Paving INC | 4027687 | 10 | 8 | Intrastate |
| California Relocation Experts | 4495924 | 10 | 4 | Interstate |
| Archie's Towing | 2664030 | 9 | 2 | IntrastateHazmat |
| Orange County Scaffold INC | 2736057 | 9 | 11 | Intrastate |
| LP Landscape Construction | 2808470 | 9 | 9 | Intrastate |
| R E Schultz Construction INC | 2848176 | 9 | 13 | Intrastate |
| J H Green Paradise Landscape INC | 2879730 | 9 | 9 | Intrastate |
| National Service Company | 2965522 | 9 | 11 | Intrastate |
| Angel Party Bus Service | 3155176 | 9 | 8 | Intrastate |
| Elite Charter | 3973517 | 9 | 20 | Interstate |
| Jjnc Trucking | 1139093 | 8 | 8 | Interstate |
| Christian Building Materials INC | 2680000 | 8 | 7 | Intrastate |
| Empire Parking Lot Services INC | 2767652 | 8 | 10 | Intrastate |
| Upper Crust Distribution | 2886175 | 8 | 8 | Intrastate |
| Oz Logistics INC | 3630136 | 8 | 7 | Interstate |
| Steve Welchs Canine Rehabilitation INC | 4417530 | 8 | 4 | Intrastate |
| Southside Transport | 4497985 | 8 | 8 | IntrastateHazmat |
| Bapko Metal INC | 2605108 | 7 | 29 | Intrastate |
| So Cal Bobcat & Concrete Cutting | 2670768 | 7 | 9 | Intrastate |
| Patriot Paving INC | 2769748 | 7 | 7 | Intrastate |
| Yennis Party Rentals | 4248628 | 7 | 10 | Intrastate |
| 48 Transportation | 1857981 | 6 | 7 | Interstate |
| Classique Worldwide Transportation | 2573704 | 6 | 7 | Interstate |
| Jezowski & Markel Contractors, Inc. | 2603649 | 6 | 4 | Intrastate |
| El Camino Asphalt Paving Corp | 2655305 | 6 | 2 | Intrastate |
| Harvest Landscape Enterprises INC | 2698564 | 6 | 6 | Intrastate |
| Cmi Masonry INC | 2717536 | 6 | 3 | Intrastate |
| Pats Tools | 2950404 | 6 | 1 | Intrastate |
| Family Affair Moving INC | 3085303 | 6 | 4 | Intrastate |
| Continental Concrete Cutting INC | 3216577 | 6 | 6 | Intrastate |
| Autumn Air INC | 3216698 | 6 | 0 | Intrastate |
| The Junkluggers Of Orange County | 3494945 | 6 | 6 | Intrastate |
| Monalisa Limousine LLC | 4258016 | 6 | 6 | Intrastate |
| Care Free Landscape & Property Services | 9650991 | 6 | 1 | Intrastate |
| Hamilton Materials Incorporated | 270401 | 5 | 5 | Intrastate |
| Oxygen Service CO INC | 1966953 | 5 | 5 | IntrastateHazmat |
| Tdv Transport | 2172019 | 5 | 6 | Intrastate |
| Signature Commercial | 2715868 | 5 | 3 | Intrastate |
| Orange Electrical Contractors INC | 2761387 | 5 | 2 | Intrastate |
| Compass Services | 2776416 | 5 | 5 | Intrastate |
| Doctor Fume INC | 2808871 | 5 | 6 | Intrastate |
| Doubletree Hotel Anaheim Orange County | 3069973 | 5 | 8 | Intrastate |