you've got your own design, PrintshaQ is a great choice for
rounded corner business cards. Round your corners on all sorts of
cards - matte, gloss, square, even plastic! Very affordable and
free shipping on all orders make PrintshaQ a top choice.
Moo.com offers rounded corner business cards like no other.
GORGEOUS templates, or design your own. If you've haven't experienced Moo's "multiple
designs, one pack" premise you've got to. Their thick silky card
stock is awesome.
PGPrint is super affordable and offers a lot of great rounding
options. Choose which corners as well as how whether you want
a 1/8" or a 1/4" corner. You'll find this as a drop-down menu
under "More Options." Sweet!