No they are not. About the only union freight lines left are UPS Freight, YRC ( Yellow/Roadway), and ABF Freight.
Yellow Freight and Roadway are now one company called YRC. (see related link at bottom)
No
YRC Worldwide Con-way Freight UPS Freight Fedex Freight
Yellow Freight, also known as YRC Worldwide or Yellow Cab Company, was founded in 1924 with the name Yellow Cab and Transit as a bus and taxi service. The founder was A.J. Harrell.
YRC Worldwide is the holding company for several other YRC brands. The company focuses on Less-than-truckload (LTL) shipping. It provides support in shipments and supply chain organization.
The US carriers which have an interactive shipping calculator is YRC Freight. They offer a reliable & flexible freight service throughout North America.
YRC Worldwide's population is 55,000.
YRC Worldwide was created in 1924.
Roadway was absorbed into the YRC Corporation, along with Yellow, USF Holland, USF Reddaway, and Reimer in March of 2009. YRC Corporation is a publicly traded company, and is thus owned by its shareholders.
NEVER!! New Penn is a cash cow
Typically, your large carriers, such as YRC Worldwide, Swift, Schneider, etc., as far as gross goes. But a company such as Diamond or Keen would make more on a per-tractor basis, as the large fleets are extremely prone to hauling cheap freight.