Proclaiming the Gospel is a Ministry run by Mike Gendron. He is a former Catholic whose knowledge on the subject of Catholocism is outstanding. You can also follow him on Facebook.
Dr John MacArthur is an excellent theologian and teacher who heads Grace to You.
BELIEVERS IN GRACE – listen to the sermons here by Pastor Bill Randles and his guests
There are so many sermons to listen to at sermonaudio.com – be sure to listen to a reputable preacher!
Paul Washer from HeartCry Missionary Society is a very straight talker. Be sure to listen to “The Shocking Sermon”. I have been very blessed by his sermons over the years.
Roger Oakland is another great teacher. I also subscribe to his newsletter.
A great website for keeping you informed on world events from a biblical perspective. You can also follow them on Facebook.
E-Sword is free bible software and a source of many valuable e-resources.
Answers In Genesis, headed by Ken Ham, is a great source of information for defending the biblical account of creation.
I have always found the GotQuestions.org website to be very helpful in answering a whole range of topics that crop up as we learn more about our faith and the bible. The answers are typically middle-of-the-road; as always, be sure to test everything yourself against the infallible word of God.