Stamps.com has a discount code for $100 Bonus on Your Order at Stamps.com (Site-Wide) running on stamps.com. Click the blue button to open and view this promo code, the code will be automatically copied to your clipboard. Remember to enter this code when you're checking out at stamps.com.
Simon Says Stamp is running an offer code for 10% Off Storewide at Simon Says Stamp, redeemable at their site. Click the blue button to reveal and copy this discount code. Enter this code in the promo code entry box during checkout at simonsaysstamp.com. Your discount should be applied.