Hi,
it would be useful to see your code. If you display the table using Grid, then the Alignment option would be useful.
data=Table[StringJoin@RandomChoice[CharacterRange["A", "Z"], RandomInteger[{4, 10}]], {i,1, 4}, {j, 1, 3}];
Grid[data, Frame -> All, Alignment -> Left]
Cheers,
Marco