Check out PC(USA)'s website for more mission information and oppportunities  http://gamc.pcusa.org/ministries/world-mission/ 

 The Presbyterian Church (U.S.A.) works with partner churches and organizations in more than 100 countries and has appointed mission personnel to serve in more than 50 countries. PC(USA) World Mission’s area offices are responsible for building and maintaining relationships with Presbyterian, Reformed and other churches around the world.