Concord Endodontics , PLLC Grant G. Greene, DMD 149 N. State St Concord, NH 03301 (603) 228-5577 Home About us Forms Driving Directions Treatment Home About us Forms Driving Directions Treatment Welcome to Concord Endodontics!! We are an endodontic office serving the greater Concord, New Hampshire area offering root canal therapy, endodontic retreatment, and other endodontic services. From...