You can change the normal style.

In xl2003 menus:
Format|Style
Select Normal from the top dropdown
Click the modify button
Font tab|Change the font size to what you want

MathNV wrote:

I know I've done this before but I can't remember now...how do you change the
font for the column (A, B, C, etc.) and row (1, 2, 3, etc.) headers?

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Dave Peterson