NPO Radio 4

Частоти

• Rotterdam
  94.7 FM
• Arnhem
  92.1 FM
• Hilversum
  101.6 FM
• Hilversum
  94.3 FM
• Hilversum
  94.3 FM
• Goes
  95.0 FM
• Loon op Zand
  98.2 FM
• Lopik
  94.3 FM
• Markelo
  91.4 FM