William Raveis Delta Realtors - Directory Go back to directory. Add to Address Book. William Raveis Delta Realtors William Raveis Delta Realtors Contact: Sharon Bartelloni Work 503 Main Street Medfield MA 02052 work Work Phone: 508-359-7351work Work Fax: 508-359-3662workfax Work Email: sharon.bartelloni@raveis.comINTERNET Website: Visit Website Categories: Realtor Updated 5 years ago.