Vet Clinics in Billerica, Massachusetts2 veterinary clinics in Billerica, Massachusetts.HomeClinicsMassachusettsBillericaClinicsMiddlesex County Animal Hospital — 330 Boston Rd, North Billerica, MA 01862, USA (4.8 stars)Billerica Veterinary Hospital, A Thrive Pet Healthcare Partner — 31 Lexington Rd, Billerica, MA 01821, USA (4.4 stars)