AT&T

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

This site has no systems in the latest TOP500 list.

List Highest Rank Systems
2001/11 457 1
2001/06 427 1
2000/11 316 1
1999/06 420 3
1998/11 258 3
1998/06 188 3
1997/11 114 3
1997/06 119 3
1993/11 492 1
1993/06 415 1