Jane Sanford's Family Journey

I'm on the west coast of the U.S., which is only skin deep in history compared to the rest of the world. I'm slowly getting more engrossed in the journey to find my family connections with the world. If you have surnames in common, let's share the journey! Here are the surnames I'm researching:
Sanford (Oregon 1874...but where did they come from???)
Boskill (Oregon 1900, California, Michigan, Canada, Wales)
Dyer (Oregon 1895, Missouri 1879, Arkansas 1878, N. Carolina 1800s)
Coulter (California 1887, Ohio 1862)
Daws (late 1800s)
Peddicord (Kansas 1913, Illinois 1860, Ohio 1833)
O'Neil (1800s)
Smith (Nevada 1867)
Frey (Ohio 1839)
Andrews (Ohio 1800s)
Stafford (1800s)
Howard (midwest 1778)
Galbreath (midwest late 1700s-1800s)