This is an official Nikon instant rebate program and will expire on March 27th, 2010:
Adorama also offers the D3000 as part of the instant rebate program and they have also some rebates on the Nikkor 70-300mm lens. Complete list from B&H and Adorama (to be sure you get the final discounted price, please add the items to the shopping cart):
Adorama (listed by DSLR):
Nikon D3000 combos:
Nikon D5000 combos:
Nikon D90 combos:
Nikon D300s combos:
Nikon D700 combos:
Nikon D3s combos:
Nikon D3x combos:
There are few entries on Adorama that allows you combine one DSLR body with two lenses (24-70 & 70-200):
B&H (listed by lens)
Nikkor 70-200 f/2.8 VRII:
Nikkor 24-70 f/2.8:
Nikkor 24-120 f/3.5-5.6 VR:
Nikkor 18-200 DX VRII:
Combo kits – saving up to $700:
Here is another way to get to the different rebates options them: click on each of the models from the list below and then navigate to the “available kits” link for all the possible options:
To be sure you get the final discounted price, please add the items to the shopping cart.
Those are instant rebates, not mail-in rebates.
As far as I know, Amazon is not taking part of those instant Nikon rebates.
OneCall.com seems to have some of the rebates listed.