The following is a list of events affecting Philippine television in 1998. Events listed include television show debuts, finales, cancellations, and channel launches, closures and rebrandings, as well as information about controversies and carriage disputes.
Events
June 12 - Philippine television channels broadcast the celebrations of the country's centennial year of independence.
September 1 - GMA Network Inc. upgraded to 100,000 watts (100 kw) of broadcasting power. The network also updated their logo, removing the satellite, and returned the Where You Belong slogan.
October 23 - ABS-CBN celebrated its 45th anniversary of Philippine television.