CenturyTel to Offer EchoStar Service  WASHINGTON (Reuters) - CenturyTel Inc. &lt;A HREF="http://www.reuters.co.uk/financeQuoteLookup.jhtml?ticker=CTL.N qtype=sym infotype=info qcat=news"&gt;CTL.N&lt;/A&gt; will offer  EchoStar Communications Corp. &lt;A HREF="http://www.reuters.co.uk/financeQuoteLookup.jhtml?ticker=DISH.O qtype=sym infotype=info qcat=news"&gt;DISH.O&lt;/A&gt; satellite television  service to its customers in 22 states, the rural telephone  company said on Thursday.