discountcall.com, Inc. - http://www.discountcall.com The Long Distance Shop - http://www.thelongdistanceshop.com Allegiance Telecom Inc - http://www.allegiancetele.com Alltel Information Services - http://www.alltel.com AT&T - http://www.att.com AT&T Billing Center - http://www.att.com AT&T Commercial Markets - http://www.att.com AT&T CSSC - http://www.att.com AT&T Resource Center Inc - http://www.att.com AT&T Solutions - http://www.att.com BTI Inc - http://www.btitele.com EQUANT Network Services - http://www.equant.com Global Wireless Data LLC - http://www.wireless-data.com Graphnet Inc - http://www.graphnet.com ICG Netcom - http://www.icgcomm.com InterCall Inc - http://www.intercallinc.com Interlink Telecommunications Inc - http://www.ilk.com Level 3 Communications - http://www.l3.com Logicorp Technology Solutions Inc - http://www.logicorp.com Marathon USA Inc - http://www.marathoncom.com MCI Telecommunications - http://www.mci.com MCI WorldCom Inc - http://www.wcom.com MCI WorldCom/National Accounts - http://www.mci.com MCI WorldCom/Natl Accts - http://www.wcom.com NetCom Solutions International Inc - http://www.netcomsol.com Premier Communications Inc - http://www.premtek.com Premiere Technologies Inc - http://www.premtek.com Qwest Communications - http://www.lci.com Sprint - http://www.sprint.com Startouch International Ltd - http://www.my-office.com/sti VoiceCom Systems Inc - http://www.accessvoice.com WinStar Communications Inc - http://www.winstar.com BACK
