Old Dominion Freight Class Calculator
Estimate a standard density-based class for your Old Dominion Freight Line (ODFL) shipment. Confirm the applicable NMFC item and carrier tariff before booking.
Enter positive dimensions and weight, and a whole quantity to calculate.
Old Dominion Freight Line (ODFL) and freight class
ODFL rates on standard NMFC classes. This density figure is the starting point; the official class can shift for commodities with a fixed NMFC item.
Old Dominion Freight Line (ODFL) — confirm the official NMFC item for your commodity before booking.
Density-to-class table
| Density (lb/ft³) | Freight class |
|---|---|
| 50 and over | 50 |
| 35 to under 50 | 55 |
| 30 to under 35 | 60 |
| 22.5 to under 30 | 65 |
| 15 to under 22.5 | 70 |
| 12 to under 15 | 85 |
| 10 to under 12 | 92.5 |
| 8 to under 10 | 100 |
| 6 to under 8 | 125 |
| 4 to under 6 | 175 |
| 2 to under 4 | 250 |
| 1 to under 2 | 300 |
| under 1 | 400 |
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Frequently asked questions
Does Old Dominion use the standard freight class scale?
This calculator uses NMFTA's current standard 13-band full-density table. Check that your commodity's NMFC item and Old Dominion Freight Line (ODFL)'s tariff use that table; commodity-specific provisions or carrier tariffs can give a different class.
How do I find my Old Dominion freight class?
Enter the shipment's weight and outer dimensions to get its density, then read the class. For commodities with a fixed NMFC item, confirm the official class with Old Dominion Freight Line (ODFL).