Here are some websites we think you should visit.
Many more to come.  For church websites follow the links to "sermons," "media," etc., for great, edifying preaching of God's word.

The Cornerstone Church of Beverly, Massachusetts with Pastor David Green
First Presbyterian Church of Columbia South Carolina with Dr. Sinclair B. Ferguson
The Sermons of Dr. Joel Beeke
Covenant United Reformed Church
Draper's Valley Presbyterian Church, with Pastor Robert E. Davis

Come Over and Help -- A great mission supported by our church
Puritan Reformed Theological Seminary
Roanoke Island Institute for Christian Studies -- OBRF's mission to provide advanced theological education to the Outer Banks of North Carolina

TheLinks page of Covenant United Reformed Church, Kalamazoo, Michigan, is a very extensive resource of valuable web sites.  You really should visit it for information of Reformed beliefs, denominations, churches, schools, missions, individuals, etc.  

Music for Small Churches -- An archive of hymns on mp3