All Time Best Marks
Updated July 13, 2009

Boys 4 x 400 Meter Relay
(times less than 3:30.0)

Time	Year
3:23.2	1996
3:24.1	1991
3:24.2	2002
3:24.2	2006
3:24.7	1990
3:24.8	1981
3:26.0	1994
3:26.0	2001
3:26.1	1982
3:26.4	2000
3:26.6	2005
3:27.1	1993
3:27.6	2008
3:27.7	1992
3:28.4	2009
3:28.9	1987
3:29.0	1997
3:29.0	1998
3:29.5	1995