Tropo: Add Voice, SMS, Twitter, and IM to Your Applications, free for developers https://www.tropo.com/
You can add location information to your Tweets, such as your city or precise location, from the web and via third-party applications. You always have the option to delete your Tweet location history. Learn more
Tropo: Add Voice, SMS, Twitter, and IM to Your Applications, free for developers https://www.tropo.com/