December 20, 2010

U.S. Securities and Exchange Commission
Division of Corporation Finance
100 F Street, NE
Washington, D.C. 20549

Attn: Mr. Justin Dobbie

          Re: Farmers National Banc Corp.
Registration Statement on Form S-1
(Commission File No. 333-)                    

               The undersigned, as selling agent for certain transactions contemplated by the proposed public offering of common shares, no par value, of the above-captioned registrant (the “Shares”), hereby joins in the request of Farmers National Banc Corp. that the effectiveness of the Registration Statement on Form S-l relating to such Shares (Registration No. 333-167177) be accelerated so that the Registration Statement will become effective at 3:30 p.m. on Monday, December 20, 2010, or as soon thereafter as practicable.

Very truly yours,
SANDLER O’NEILL + PARTNERS, L.P.,
By:	Sandler O’Neill + Partners Corp., the sole general partner
By:	/s/ Jennifer Docherty
Name:	Jennifer Docherty
Title:	Authorized Signatory