Holy Family Parish (Tazewell/Buchanan Counties) New Parish Boundaries, January 20, 2010 Parish combining St. Elizabeth — Pocahontas, St. Theresa — Tazewell, St. Mary — Richlands, and St. Joseph Mission — Grundy Includes all of Buchanan and Tazewell Counties. Beginning at the juncture of VA-623 and the Tazewell - Bland County line, east and south on VA-623 to US-42, east on US-42 to VA-621, east on VA-621 to US-52, east on US-52 to Big Walker Mountain Road, east on Big Walker Mountain Road - which becomes Appalachian Trail - Continue the Appalachian Trail, following the crest of Walker Mountain to the Bland - Pulaski County line, northeast and northwest along the Bland - Pulaski, Bland - Giles County lines to the Virginia - West Virginia state line, south and west along the Virginia - West Virginia state line to the Virginia - Kentucky state line, south along the Virginia - Kentucky state line to the Buchanan - Dickenson County line, south and east along the Buchanan - Dickenson, Buchanan - Russell, Tazewell - Russell, Tazewell - Smyth, Tazewell - Bland County lines to VA-623, which is the starting point.