What are some rivers that begin with the letter o?

· Ob (Russia)

· Ohio (United States)

· Orange (Africa)

· Orinoco (South America)
Olga (Russia)

Rivers that start with the letter O:

• Ob (Russia)
• Oder (Czech Republic, Poland, Germany)
• Ohio (United States)
• Oise River (Belgium, France)
• Oka (Russia)
• Orange (Africa)
• Orinoco (South America)
• Ovens River (Australia)

Ohio
Ouse (UK)
obitsu - irtysh in Asia

Ohio River