The four main 3PL segments are:
Domestic Transportation Management – Non Asset Based: 3PLs providing value-added transportation management services dealing with shipments originating in and destined to North American points. Usually performed in conjunction with freight brokerage, often contractual.
International Transportation Management: 3PLs providing value-added international transportation management services dealing with shipments originating in or destined to North American points usually performed in conjunction with freight forwarding, often contractual.
Domestic Transportation Management – Asset Based: 3PLs providing dedicated contract carriage services supplying tractors, drivers and management. Trailers are normally included, contract terms are 1-7 years.
Value-Added Warehousing and Distribution: 3PLs normally providing long term contract warehousing or distribution center operations with a host of value-adds.