| Business | Phone |
| 2 Rivers Contracting & Svc 9 Tanglewood Ave, Billerica 1821 | (978) 663-5800 |
| A Spolidoro & Sons Inc 23 Champa Rd, Billerica 1821 | (978) 667-3555 |
| Wilmington Plumbing & Heating 1 Utopia Rd, Billerica 1821 | (978) 663-0092 |
| All Service Plumbing Heating 310 Salem Rd, Billerica 1821 | (978) 663-1770 |
| Toner Plumbing & Heat 2 Lilac Rd, Billerica 1821 | (978) 667-4370 |
| Taylor Plumbing & Heating Billerica 1821 | (978) 663-4444 |
| Muise Mechanical 4 Peach Ave, Billerica 1821 | (978) 663-6684 |
| Farfaras & Sons Plumbing & Htg 6 Dunham Rd # B, Billerica 1821 | (978) 667-1111 |
| Burlington Plumbing & Heating 572 Boston Rd # 5, Billerica 1821 | (978) 667-0010 |
| S Spinazzola Plumbing & Htng Billerica 1821 | (978) 663-0855 |
| R P Domings Plumbing 38 Eliot St, Billerica 1821 | (978) 663-9800 |
| Powderly & Sons 572 Boston Rd # 29, Billerica 1821 | (978) 663-0164 |
| D A Silva Plumbing & Heating Billerica 1821 | (978) 671-6446 |
| David A Longuemare Plumbing 64 Cook St, Billerica 1821 | (978) 667-7690 |
| Edward J Sullivan Plumbing 12 Janice Rd, Billerica 1821 | (978) 670-0739 |
| Ellis Plumbing & Heating 7 Sergi Ln, Billerica 1821 | (978) 667-5360 |
| Luongo Plumbing 33 Allen Rd, Billerica 1821 | (978) 671-0161 |
| Mac Cormack Plumbing 16 Market St, Billerica 1821 | (978) 663-9530 |
| Lindmark's Plumbing & Heating 13 Gove Rd, Billerica 1821 | (978) 670-0840 |
| J & A Plumbing & Heating 17 Margaret Ln, Billerica 1821 | (978) 667-6700 |
| James Powderly Plumbing & Htg 22 Mcrayne Hill Rd, Billerica 1821 | (978) 667-6312 |