Guilford Rail System is made up of the classic railroads Boston & Maine, Maine Central, and tiny Springfield Terminal, though mostly on paper. They operate a fleet of second-hand EMD power that provides interesting consists. Guilford's yards include those at Ayer and East Deerfield MA, and Rigby Yard in Portland ME. Interchanges with other railroads occur at Gardner MA, in VT, NY, etc. Guilford became Pan Am Railways in 2006.