I found this information on www.babiesonline.com a few days ago when I was searching. It's numbers that you can call to get 2-5 times the number of baby product coupons from specific companies (baby food, diapers, etc.) Just thought it might help.
Beechnut (baby food mostly sold at Albertson's)
1-800-523-6633
Evenflo Products
Call 1-800-356-BABY for information on receiving twins-quads starter kits including disposable liners for diaper pails, bibs, and coupons for other products.
Gerber
Call 1-800-4-GERBER and ask for the Multiple Birth Program. They will send free food, coupons, feeding spoons, and more.
Johnson and Johnson
Call 1-800-526-3967 to receive your twins-quads gift packet and coupons.
Kimberly Clark - Huggies diapers
Call 1-800-544-1847 for money saving coupons and free products for twins-quads.
Mead and Johnson, makers of Enfamil Baby Formula
Call 1-800-222-9123 for information on receiving a free case of formula (for each baby twins-quads) and money saving coupons.
Proctor and Gamble - Pampers and Luvs diapers
Parents of triples or more can call 1-800-543-0480 to receive a free package of diapers for each baby
The First Years
Call 1-800-533-6708 for information on receiving twins-quads bibs and rattles.
Hope this helps!