They emailed just now and told me that they have opened up even more zip codes!!!
If you aren’t a member of Nielsen Homescan then you are missing out on great rewards. The more you scan and the longer you are a member, the more you get out of it. What you do is scan your grocery purchases whenever you buy them, tell them what coupons you have used etc. and transmit them back to them weekly. Every month 25 people win a $500 American Express gift card (I know someone who has!) and every quarter one lucky duck wins a whopping $20 grand!!!! You can join Nielsen Homescan for free here. Good luck!