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<P style="line-height:16pt; margin:0pt; font-size:11pt" align=center><FONT FACE="Times New roman"><B>UNITED STATES</B></FONT></P>
<P style="line-height:16pt; margin:0pt; font-size:11pt" align=center><B>SECURITIES AND EXCHANGE COMMISSION</B></P>
<P style="line-height:14pt; margin:0pt; font-size:11pt" align=center><B>Washington, D.C. &nbsp;20549</B></P>
<P style="line-height:14pt; margin:0pt; font-size:11pt" align=center>___________</P>
<P style="margin:0pt" align=center><BR></P>
<P style="line-height:16pt; margin:0pt; font-size:11pt" align=center><B>FORM 8-K</B></P>
<P style="margin:0pt" align=center><BR></P>
<P style="line-height:14pt; margin:0pt; font-size:11pt" align=center><B>CURRENT REPORT</B></P>
<P style="line-height:14pt; margin:0pt; font-size:11pt" align=center><B>Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934</B></P>
<P style="margin:0pt"><BR></P>
<P style="line-height:13pt; margin:0pt; font-size:11pt" align=center>Date of Report (Date of earliest event reported): <B>February 7, 2007</B></P>
<P style="line-height:14pt; margin:0pt; font-size:11pt" align=center>___________</P>
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<P style="line-height:18pt; margin:0pt; font-size:11pt" align=center><B>FIRST NATIONAL CORPORATION</B></P>
<P style="line-height:13pt; margin:0pt; font-size:11pt" align=center>(Exact name of registrant as specified in its charter)</P>
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<TABLE style="font-size:10pt" align=center cellspacing=0><TR><TD width=144.75></TD><TD width=72></TD><TD width=72></TD><TD width=144></TD></TR>
<TR><TD style="padding-left:7.2pt; padding-top:0pt; padding-right:7.2pt; padding-bottom:0pt" valign=top width=193><P style="line-height:14pt; margin:0pt; font-size:11pt" align=center><B>Virginia</B></P>
<P style="line-height:13pt; margin:0pt; font-size:11pt" align=center>(State or other jurisdiction</P>
<P style="line-height:13pt; margin:0pt; font-size:11pt" align=center>of incorporation)</P>
</TD><TD style="padding-left:7.2pt; padding-top:0pt; padding-right:7.2pt; padding-bottom:0pt" valign=top width=192 colspan=2><P style="line-height:14pt; margin:0pt; font-size:11pt" align=center><B>0-23976</B></P>
<P style="line-height:13pt; margin:0pt; font-size:11pt" align=center>(Commission File Number)</P>
</TD><TD style="padding-left:7.2pt; padding-top:0pt; padding-right:7.2pt; padding-bottom:0pt" valign=top width=192><P style="line-height:14pt; margin:0pt; font-size:11pt" align=center><B>54-1232965</B></P>
<P style="line-height:13pt; margin:0pt; font-size:11pt" align=center>(IRS Employer</P>
<P style="line-height:13pt; margin:0pt; font-size:11pt" align=center>Identification No.)</P>
</TD></TR>
<TR><TD style="padding-left:7.2pt; padding-top:0pt; padding-right:7.2pt; padding-bottom:0pt" valign=top width=193><P style="margin:0pt; font-size:11pt">&nbsp;</P>
</TD><TD style="padding-left:7.2pt; padding-top:0pt; padding-right:7.2pt; padding-bottom:0pt" valign=top width=192 colspan=2><P style="margin:0pt; font-size:11pt">&nbsp;</P>
</TD><TD style="padding-left:7.2pt; padding-top:0pt; padding-right:7.2pt; padding-bottom:0pt" valign=top width=192><P style="margin:0pt; font-size:11pt">&nbsp;</P>
</TD></TR>
<TR><TD style="padding-left:7.2pt; padding-top:0pt; padding-right:7.2pt; padding-bottom:0pt" valign=top width=289 colspan=2><P style="line-height:14pt; margin:0pt; font-size:11pt" align=center><B>112 West King Street</B></P>
<P style="line-height:14pt; margin:0pt; font-size:11pt" align=center><B>Strasburg, Virginia</B></P>
<P style="line-height:13pt; margin:0pt; font-size:11pt" align=center>(Address of principal executive offices)</P>
</TD><TD style="padding-left:7.2pt; padding-top:0pt; padding-right:7.2pt; padding-bottom:0pt" valign=top width=288 colspan=2><P style="margin:0pt" align=center><BR></P>
<P style="line-height:14pt; margin:0pt; font-size:11pt" align=center><B>22657</B></P>
<P style="line-height:13pt; margin:0pt; font-size:11pt" align=center>(Zip Code)</P>
</TD></TR>
</TABLE>
<P style="line-height:14pt; margin:0pt" align=center><BR>
<BR></P>
<P style="line-height:14pt; margin:0pt; font-size:11pt" align=center>Registrant&#146;s telephone number, including area code: <B>(540) 465-9121</B></P>
<P style="margin:0pt" align=center><BR></P>
<P style="line-height:14pt; margin:0pt; font-size:11pt" align=center><B>Not Applicable</B></P>
<P style="line-height:13pt; margin:0pt; font-size:11pt" align=center>(Former name or former address, if changed since last report)</P>
<P style="margin:0pt"><BR></P>
<P style="line-height:14pt; margin:0pt; font-size:11pt">Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions:</P>
<P style="margin:0pt"><BR></P>
<P style="line-height:16pt; margin-top:0pt; margin-bottom:-16pt; padding-left:18pt; font-size:11pt"><FONT FACE="Wingdings">o</FONT></P>
<P style="line-height:14pt; margin:0pt; padding-left:18pt; text-indent:18pt; font-size:11pt">Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)</P>
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<P style="line-height:16pt; margin-top:0pt; margin-bottom:-16pt; padding-left:18pt; font-size:11pt"><FONT FACE="Wingdings">o</FONT></P>
<P style="line-height:14pt; margin:0pt; padding-left:18pt; text-indent:18pt; font-size:11pt">Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)</P>
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<P style="line-height:16pt; margin-top:0pt; margin-bottom:-16pt; padding-left:36pt; text-indent:-18pt; font-size:11pt"><FONT FACE="Wingdings">o</FONT></P>
<P style="line-height:14pt; margin:0pt; padding-left:36pt; font-size:11pt">Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))</P>
<P style="margin:0pt"><BR></P>
<P style="line-height:16pt; margin-top:0pt; margin-bottom:-16pt; padding-left:36pt; text-indent:-18pt; font-size:11pt"><FONT FACE="Wingdings">o</FONT></P>
<P style="line-height:14pt; margin:0pt; padding-left:36pt; font-size:11pt">Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))</P>
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<P style="line-height:13pt; margin:0pt; font-size:11pt">&nbsp;</P>
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<P style="line-height:16pt; margin-top:0pt; margin-bottom:-16pt; font-size:11pt"><B>Item 5.03</B></P>
<P style="line-height:14pt; margin:0pt; text-indent:72pt; font-size:11pt"><B>Amendments to Articles of Incorporation or Bylaws; Change in Fiscal Year.</B></P>
<P style="margin:0pt" align=justify><BR></P>
<P style="line-height:13pt; margin-top:0pt; margin-bottom:-13pt; text-indent:36pt; font-size:11pt" align=justify>(a) </P>
<P style="line-height:normal; margin:0pt; text-indent:72pt; font-size:11pt" align=justify>On February 7, 2007, the Board of Directors of the Registrant amended Article II (A) of its Bylaws, effective immediately. &nbsp;The amendment decreased the size of the Board of Directors from twelve (12) to eleven (11) members. </P>
<P style="margin:0pt" align=justify><BR></P>
<P style="line-height:13pt; margin-top:0pt; margin-bottom:-13pt; font-size:11pt"><B>Item 9.01</B></P>
<P style="line-height:13pt; margin-top:0pt; margin-bottom:11pt; text-indent:72pt; font-size:11pt"><B>Financial Statement and Exhibits</B></P>
<P style="line-height:13pt; margin-top:0pt; margin-bottom:-13pt; padding-left:36pt; font-size:11pt">(d) &nbsp;&nbsp;</P>
<P style="line-height:13pt; margin-top:0pt; margin-bottom:11pt; padding-left:36pt; text-indent:36pt; font-size:11pt">Exhibits.</P>
<P style="line-height:13pt; margin-top:0pt; margin-bottom:-13pt; padding-left:72pt; font-size:11pt"><B><U>Exhibit No.</U></B></P>
<P style="line-height:13pt; margin-top:0pt; margin-bottom:11pt; padding-left:72pt; text-indent:72pt; font-size:11pt"><B><U>Description</U></B></P>
<P style="line-height:13pt; margin-top:0pt; margin-bottom:-13pt; padding-left:144pt; text-indent:-72pt; font-size:11pt">3.1</P>
<P style="line-height:13pt; margin-top:0pt; margin-bottom:11pt; padding-left:144pt; font-size:11pt">Bylaws of First National Corporation (as restated in electronic format only as of February 7, 2007).</P>
<P style="margin-top:0pt; margin-bottom:11pt"><BR></P>
<P style="margin-top:0pt; margin-bottom:11pt"><BR>
<BR></P>
<P style="line-height:13pt; margin:0pt; font-size:11pt" align=center>2</P>
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<P style="line-height:14pt; margin:0pt; font-size:11pt" align=center><B>SIGNATURES</B></P>
<P style="margin:0pt"><BR></P>
<P style="line-height:14pt; margin:0pt; text-indent:36pt; font-size:11pt">Pursuant to the requirements of the Securities Exchange Act of 1934, as amended, the Registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.</P>
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<P style="margin:0pt"><BR></P>
<P style="line-height:14pt; margin:0pt; text-indent:180pt; font-size:11pt"><B>FIRST NATIONAL CORPORATION </B></P>
<P style="line-height:14pt; margin:0pt; padding-left:144pt; text-indent:36pt; font-size:11pt">(Registrant)</P>
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<P style="line-height:18pt; margin-top:0pt; margin-bottom:-18pt; font-size:11pt">Date: &nbsp;February 8, 2007</P>
<P style="line-height:16pt; margin:0pt; text-indent:180pt; font-size:11pt">By: <U>/s/ M. Shane Bell</U>_________________</P>
<P style="line-height:14pt; margin:0pt; padding-left:144pt; text-indent:72pt; font-size:11pt">M. Shane Bell </P>
<P style="line-height:14pt; margin:0pt; padding-left:144pt; text-indent:72pt; font-size:11pt">Executive Vice President </P>
<P style="line-height:14pt; margin:0pt; padding-left:144pt; text-indent:72pt; font-size:11pt">and Chief Financial Officer</P>
<P style="margin:0pt" align=center><BR></P>
<P style="margin-top:0pt; margin-bottom:11pt"><BR></P>
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<P style="line-height:13pt; margin:0pt; font-size:11pt" align=center>3</P>
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<P style="line-height:13pt; margin-top:0pt; margin-bottom:11pt; font-size:11pt" align=center><B>EXHIBIT INDEX</B></P>
<P style="line-height:13pt; margin-top:0pt; margin-bottom:-13pt; font-size:11pt"><U>Exhibit No.</U></P>
<P style="line-height:13pt; margin-top:0pt; margin-bottom:11pt; text-indent:72pt; font-size:11pt"><U>Description</U></P>
<P style="line-height:13pt; margin-top:0pt; margin-bottom:-13pt; padding-left:72pt; text-indent:-72pt; font-size:11pt">3.1</P>
<P style="line-height:13pt; margin-top:0pt; margin-bottom:11pt; padding-left:72pt; font-size:11pt">Bylaws of First National Corporation (as restated in electronic format only as of February 7, 2007).</P>
<P style="margin-top:0pt; margin-bottom:11pt" align=right><BR></P>
<P style="margin-top:0pt; margin-bottom:11pt" align=right><BR>
<BR></P>
<P style="line-height:13pt; margin:0pt; font-size:11pt" align=center>4</P>
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{"company-data": {"conformed-name": "FIRST NATIONAL CORP /VA/", "cik": "0000719402", "assigned-sic": "6022", "irs-number": "541231965", "state-of-incorporation": "VA", "fiscal-year-end": "1231"}, "filing-values": {"form-type": "8-K", "act": "34", "file-number": "000-23976", "film-number": "07597033"}, "business-address": {"street1": "100 WEST KING STREET", "city": "STRASBURG", "state": "VA", "zip": "22657", "phone": "7034659121"}, "mail-address": {"street1": "100 WEST KING STREET", "city": "STRASBURG", "state": "VA", "zip": "22657"}}
FNC
UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C.  20549
___________
FORM 8-K
CURRENT REPORT
Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934
Date of Report (Date of earliest event reported):
February 7, 2007
___________
FIRST NATIONAL CORPORATION
(Exact name of registrant as specified in its charter)
Virginia
(State or other jurisdiction
of incorporation)
0-23976
(Commission File Number)
54-1232965
(IRS Employer
Identification No.)
112 West King Street
Strasburg, Virginia
(Address of principal executive offices)
22657
(Zip Code)
Registrant's telephone number, including area code:
(540) 465-9121
Not Applicable
(Former name or former address, if changed since last report)
Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions:
o
Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)
o
Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)
o
Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))
o
Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))
Item 5.03
Amendments to Articles of Incorporation or Bylaws; Change in Fiscal Year.
(a)
On February 7, 2007, the Board of Directors of the Registrant amended Article II (A) of its Bylaws, effective immediately.  The amendment decreased the size of the Board of Directors from twelve (12) to eleven (11) members.
Item 9.01
Financial Statement and Exhibits
(d)
Exhibits.
Exhibit No.
Description
3.1
Bylaws of First National Corporation (as restated in electronic format only as of February 7, 2007).
2
SIGNATURES
Pursuant to the requirements of the Securities Exchange Act of 1934, as amended, the Registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.
FIRST NATIONAL CORPORATION
(Registrant)
Date:  February 8, 2007
By:
/s/ M. Shane Bell
_________________
M. Shane Bell
Executive Vice President
and Chief Financial Officer
3
EXHIBIT INDEX
Exhibit No.
Description
3.1
Bylaws of First National Corporation (as restated in electronic format only as of February 7, 2007).
4