Please see the links below to learn more abt Apostle saint thomas in kerala(southern india):
http://www.catholicherald.com/articles/02articles/thomas0711.htm
http://www.acns.com/~mm9n/marthoma/marthoma.htm
http://members.tripod.com/~Berchmans/apostle.html
http://en.wikipedia.org/wiki/Thomas_(apostle)
I have read some of those and others. Their is still much debate about St. Thomas the apostle being India. Most of it in the translation of many writings and stories handed down. I hope this is true and he follwowed his Masters calling.