SBC May Cut More Than 10,000 Jobs  WASHINGTON (Reuters) - SBC Communications &lt;A HREF="http://www.investor.reuters.com/FullQuote.aspx?ticker=SBC.N target=/stocks/quickinfo/fullquote"&gt;SBC.N&lt;/A&gt; may shed  more than 10,000 jobs from its workforce through the end of  2005 using attrition and involuntary cuts, the company said in  a filing with U.S. market regulators on Friday.