RGC RESOURCES, INC.

POWER OF ATTORNEY

THE UNDERSIGNED OFFICER of RGC Resources, Inc. hereby makes, constitutes
and appoints Randall P. Burton, II, Howard T. Lyon, or either of them,
as his true and lawful attorney-in-fact to sign, for him or her and in
his or her name, place and stead, and to cause to be filed with the
Securities and Exchange Commission, any form, report, or other document
and any amendment or supplement thereto, which is required to be filed
or which such attorney-in-fact deems should be filed under Section 16 of
the Securities Exchange Act of 1934, as amended, and the regulations
promulgated thereunder, as amended, and to do all other things necessary
to accomplish the foregoing; and hereby grants to such attorney-in-fact
full power of substitution and revocation and hereby confirmed and
ratifying all that such attomey-in-fact or his or her substitute may do
by virtue hereof.

IN WITNESS WHEREOF, I have hereunto set my hand this 3rd day of
February, 2020.

/s/Paul W. Nester
Paul W. Nester

Sworn to and subscribed in my presence by
Paul W. Nester this 3rd day of February, 2O2O.

/s/Diane Light Conner, REG #225607
Diane Light Conner
Notary Public

Commonwealth of Virginia, City of Roanoke
My Commission Expires 02/28/2022