MCI Worldcom

URL http://www.mci.com/
SegmentIndustry
City
CountryUnited States

This site has no systems in the latest TOP500 list.

List Highest Rank Systems
2001/06 448 1
1998/11 442 1
1998/06 312 2
1997/11 165 1
1997/06 129 1
1996/11 83 2
1996/06 57 2
1995/11 47 1