Find it under "BlogSite Options->Connections
Enter your copyright information here. It displays in small text at the bottom of the screen.
You can also add contact information to appear at the bottom of each page.
The phone number will show up as a link for some mobile phone users and for Google Voice users who are using Chrome as a browser.
SEO tip: Addresses are formatted in 'hCard' format, which is used by search engines to help determine local search listings. Adding your zip code and city can help you get found locally.