Google is now showing 10 local listings in all local category searches in their main search results pages. I’ve captured a few examples below. What’s interesting is that no address is shown (only the phone number) but the clickable link goes straight to the merchant’s web site.
(As seen on SearchEngineGuide)
Seb Provencher's Blog 
You’re seeing a test, Sebastian — I get the traditional 3 results on all these searches where I am. 😦
You’re seeing a test, Sebastian — I get the traditional 3 results on all these searches where I am. 😦
And I see 10 for most of my searches — different local categories / different cities.
And I see 10 for most of my searches — different local categories / different cities.