With the increasing popularity of both of these Social Networking websites, blogs or sites related to these services are also increasing. There are many themes for WordPress based blogs which would allow you to make your blog look like Twitter or Facebook in terms of structure and the colors.
In this article we will give you links to the downloads of the fonts available which can help you in creating logos.
Twitter Logo Font :
This font is available in two different variants ie Pico White and Pico Black. The official Twitter Logo was originally based on the Pico Black converted to the current looks based on the few corrections as displayed below. You can download this .ttf format of this font here
Facebook Logo Font :
This font is actually going to help you in create a logo resembling the original Facebook logo but you will have to set the background colors in order to give the perfect looks. You can download this .ttf, .pfb, .pfm format Regular / Bold font from this link.