Google (uk, .com, au, .ca, .in, ie, .nz)
Hubpages
Pinterest
Bing
Yahoo
I haven't ever had a thing from FB, but currently trying to change that. Ditto for G+. Need to spend 1-2 months working on those two between now and the end of the year.
It's tricky writing on a US-based site as my spelling and topics are UK-centric.