Both...and more! Church Finder includes Catholic churches, Protestant churches, Orthodox and churches belonging to many other Christian denominations.
The Church - the "Body of Christ" - is diverse and includes many types of denominations and local churches. See our profiles of Christian Denominations and our introduction to Denominational Churches
ChurchFinder.com is a Christian church directory and service for anyone looking for a local Christian church to call home. Religions outside of Christianity are not included.