Attached files
file | filename |
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10-Q - XO HOLDINGS INC | v193646_10q.htm |
EX-31.1 - XO HOLDINGS INC | v193646_ex31-1.htm |
EX-10.1 - XO HOLDINGS INC | v193646_ex10-1.htm |
EX-31.2 - XO HOLDINGS INC | v193646_ex31-2.htm |
Exhibit
32.1
CERTIFICATION
Pursuant
to 18 U.S.C. Section 1350, As Adopted Pursuant to Section 906 of the
Sarbanes-Oxley Act of 2002
In
connection with the Quarterly Report of XO Holdings, Inc. (the “Registrant”) on
Form 10-Q for the quarterly period ended June 30, 2010 as filed with the
Securities and Exchange Commission on the date hereof (the “Report”) we, Carl J.
Grivner, Chief Executive Officer, and Laura W. Thomas, Senior Vice President and
Chief Financial Officer of the Registrant, certify that, to the best of our
knowledge,:
1. The
Report fully complies with the requirements of Section 13(a) or 15(d) of the
Securities Exchange Act of 1934 (15 U.S.C. 78m or 78o(d)); and
2. The
information contained in the Report fairly presents, in all material respects,
the financial condition and results of operations of the
Registrant.
Date:
August 16, 2010
/s/
Carl J. Grivner
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Carl
J. Grivner
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Chief
Executive Officer
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(Principal Executive Officer) | ||||
/s/
Laura W. Thomas
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Laura W. Thomas | ||||
Senior
Vice President and Chief Financial Officer
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(Principal
Financial Officer)
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