Oldies 103.3 can refer to:

• KLOU, a radio station in St. Louis, Missouri currently branded as "Oldies 103.3"
• WODS, a radio station in Boston, Massachusetts formerly known as "Oldies 103.3"

• Lists of maritime features in the Spratly Islands
• Lists of Marvel Cinematic Universe cast members
• Lists of massacres during the Sri Lankan Civil War
• Lists of mathematical topics
• Lists of mathematics articles
• Lists of Media Portrayals of Transgender Characters
• Lists of Media Portrayals of Transgender People
• Lists of members of the British Royal Family through history
• Lists of members of the Lok Sabha of India
• Lists of member states of the European Union
• Lists of Merriam–Webster's Words of the Year
• Lists of metalloids
• Lists of military aircraft by nation
• Lists of mines
• Lists of mines in Africa
• Lists of mines in Asia
• Lists of mines in Canada
• Lists of mines in the United States
• Lists of minor planets
• Lists of monarchs in Georgia
• Lists of monasteries
• Lists of monkeys
• Lists of monuments in India
• Lists of Monuments of National Importance in India
• Lists of monuments of national importance in India