Evidently Philip continued preaching in all the coastal cities until he settled in Caesarea. Twenty years later, Philip is mentioned as residing at Caesarea with his four daughters (Acts 21:8,9).

Source:

KJV Defenders Study Bible, by Dr. Henry Morris, Ph.D.
Publisher: Thomas Nelson
Language: English
DEF 10 ISBN 0-529-10444-x
DEF 10-1 ISBN 0-529-10445-8