| Country | Town/City | Telephone code |
| Netherlands | Almere | +31 36 |
| Netherlands | Amersfoort | +31 33 |
| Netherlands | Amsterdam | +31 20 |
| Netherlands | Apeldoorn | +31 55 |
| Netherlands | Arnhem | +31 26 |
| Netherlands | Breda | +31 76 |
| Netherlands | De Meern | +31 30 |
| Netherlands | Delft | +31 15 |
| Netherlands | Den Bosch | +31 73 |
| Netherlands | Denventer | +31 570 |
| Netherlands | Deventer | +31 570 |
| Netherlands | Dordrecht | +31 78 |
| Netherlands | Ede | +31 318 |
| Netherlands | Eindhoven | +31 40 |
| Netherlands | Emmen | +31 591 |
| Netherlands | Enschede | +31 53 |
| Netherlands | Groningen | +31 50 |
| Netherlands | Haarlem | +31 23 |
| Netherlands | Heemstede | +31 23 |
| Netherlands | Hillegersberg | +31 10 |
| Netherlands | Hilversum | +31 35 |
| Netherlands | Hoensbroek | +31 45 |
| Netherlands | Hoofddorp | +31 23 |
| Netherlands | Hoogkerk | +31 50 |
| Netherlands | Hoogvliet | +31 10 |
| Netherlands | Houten | +31 30 |
| Netherlands | IJsselstein | +31 30 |
| Netherlands | Leiden | +31 71 |
| Netherlands | Maastricht | +31 43 |
| Netherlands | Nieuwegein | +31 30 |
| Netherlands | Nijmegen | +31 24 |
| Netherlands | Oud Zuilen | +31 30 |
| Netherlands | Philipsburg | +31 |
| Netherlands | Rotterdam | +31 10 |
| Netherlands | S-Hertogenbosch | +31 73 |
| Netherlands | The Hague | +31 70 |
| Netherlands | The Hague Den Haag | +31 70 |
| Netherlands | Tilburg | +31 13 |
| Netherlands | Utrecht | +31 30 |
| Netherlands | Vught | +31 73 |
| Netherlands | Zaandam | +31 75 |
| Netherlands | Zeist | +31 30 |
| Netherlands | Zoetermeer | +31 79 |
| Netherlands | Zwolle | +31 38 |
