Vision (ghosts) – The ability to see ghosts but not summon ghosts. This power is limited to the recently deceased that have not gone to the other side. Spirits that have gone to the other side need to be summoned and this power is (274) Mediumship. Other ghost related powers include (197) Ghost Anatomy and (198) Ghost Manipulation.
John Constantine (DC Comics/Vertigo Comics) has this power.
In the The Sixth Sense , the viewer discovers seeing dead people can be a very unpleasant experience.
Talisman (Marvel) questions the usual ghosts in Omega Flight #2.
The Ectokid (Marvel) is the child of a human and a ghost and can see the ectosphere in Razorline-The First Cut V1 #1. The Ectokid deals with lots of over the top two-dimensional monsters but the ghost angle is barely developed which is probably one reason the series was cancelled after nine issues.
Betty Black uses ghosts to help her solve cases in Haunted- From the Case Files of Betty Black – Go (Mythx Media).
Lionel Zerb (Top Cow) feels more comfortable with ghosts than the living in Rising Stars #5.
Marta Dobrescu (Astro City) is a lawyer that has the power to see ghosts.