Service Areas

Old Colony Mechanical provides services to homeowners and businesses in eastern Massachusetts, including Hingham, Cohasset, Hull, Weymouth, Braintree, Scituate, Marshfield, and Boston. If your town or zip code is not listed, please phone or email us to find out if we service your area.

Zip Codes

02043, 02025, 02045, 02351, 02018, 02044, 02171, 02060, 02018, 02061, 02169, 02170, 02171, 02269, 02040, 02055, 02066,  02190, 02088, 02089, 02090, 02091, 02170,  02041, 02047, 02020, 02051, 02059, 02065