Psychologists and Psychiatrists in Petersburg, WV Name: Potomac Highlands Guild - Grant Hardy Clinic Address: 6 Park Street City: Petersburg State: West Virginia Zipcode: 26847 Local Number: (304)257-1155 Name: Potomac Highlands Guild Address: 6 Park Street City: Petersburg State: West Virginia Zipcode: 26847 Local Number: (304)257-1945 Name: Potomac Highlands Guild - Business Office Address: 6 Park Street City: Petersburg State: West Virginia Zipcode: 26847 Local Number: (304)257-4687