There are several options / workarounds but my favorite is dlvr.it with this application you send the same article to multiple blogs in one go.
Tweet Automatically
Stay connected to your followers by automatically (or selectively) updating your Twitter accounts when you publish new items.
Real-Time Engagement Stats
Know where your content gets the most attention. How does your content resonate with your Twitter audience vs. your Facebook friends?
Publish to the Top Social Networks
Auto-publish your content to dozens of social networks including Twitter, Facebook, LinkedIn, Google Buzz, MySpace, Status.net and more.
Stay Alert
dlvr.it automatically notifies you of problems with your feeds or if we have issues posting to your social networks.
Incredibly Fast Updates
dlvr.it moves your content into the fast lane. We check for item updates every 15 minutes. And if your feed is PuSH enabled, you'll enjoy real-time distribution.
Visit Following Links:
Dlvr.it
Blog It!
Write To My Blog
Ping.fm