here ya go http://www.blackhatworld.com/blackhat-seo/f112-proxies-sale/
I've got a massive network of res IP's. If you're mailing/doing blackhat stuff etc hit me up and I'll give you a 1-hr trial.
i recommend you to take Dedicated private proxies and recommendation is proxy-hub it works for what you need. see below
OR
See in BHW marketplace your choice
If any help need from me i can do.
check the BST section for proxies, If you have scrapebox you can harvest free proxies Or you If you need my personal recommendation then BuyProxies and SquidProxies have never let me down.