Interstate is a sans-serif font. It goes well with Georgia, Benton Modern, Helvetica Neue, Nimbus Sans, Harriet and Copernicus. If you're thinking about using Interstate then try 42px for headers. Give 13px a shot for content.
People commonly tag it as blog, writing, book, design, photo, product, education, designer, programming and home. You can get it from Adobe Fonts, Typekit and Webtype.
In action 4 Interstate samples
