Yes, Colombia is further west than the prime meridian (zero degrees latitude). The midpoint of Colombia is further west by approximately 5,103 miles (8,212km).
No, Colombia is not further east than the prime meridian (zero degrees latitude).
Yes, Colombia is further north than the equator. The midpoint of Colombia is further north by approximately 316 miles (508km).
No, Colombia is not further south than the equator.