| Business | Phone |
| American Home Loans 630 Boston Rd, Billerica 1821 | (978) 663-4888 |
| Brandon Street Mortgage 409 Boston Rd, Billerica 1821 | (978) 262-9663 |
| Merrimack Mortgage Billerica 1821 | (978) 250-1101 |
| Northern Home Mortgage 880 Boston Rd # 10, Billerica 1821 | (978) 667-1800 |