 ROANOKE, Va., Nov. 18, 2020 GLOBE NEWSWIRE -- RGC Resources, Inc. NASDAQ: RGCO will host its quarterly conference call and webcast to review the results of its fiscal fourth quarter and 2020 fiscal year on Friday, December 4, 2020 at 9:00 a.m. eastern time. Related presentation materials will be available before the call on the Company website on the Investor Financial Information page at . 