Colonial Oil has been heating homes in Chelmsford and the surrounding areas since 1960, and now they're able to service the whole country through their Web site. The fully trained and courteous staff specializes in boilers, conversions, diesel fuel, propane, gasoline and heating oil. 
8 Emerson Ave, Chelmsford, MA 01824
(978) 256-0151
  • Fax: 978-256-8199
  • Hours: Mon-Fri, 8am-6pm; Sat, 9am-noon; Sun, closed
  • Hours: Oil, Mon - Fri, 9am - 4pm; gas, Mon - Fri, 6am -6pm; Sat, 8am-4pm
  • Accessible: yes
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