WILLIAM HAROLD PORTER is a motor carrier based in DOUGLAS, MA registered with the Federal Motor Carrier Safety Administration under USDOT number 2007171. The company has been registered with the FMCSA since March 2010, a span of roughly 16 years. WILLIAM HAROLD PORTER reports a fleet of 5 power units and 2 drivers to the FMCSA. Cargo carried includes Building Materials and Construction.
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