Area Codes sa Ridderkerk
| Area Code▲ | Lungsod↕ | Namamahalang Rehiyon↕ | Populasyon ng Siyudad↕ | Bansa/Rehiyon | Oras ng Dako |
|---|---|---|---|---|---|
| 180 | Ridderkerk | Provincie Zuid-Holland | 45,189 | Netherlands | Europe/Amsterdam |
Mga Kalapit na Siyudad
| Lungsod | Rehiyon | Bansa | Populasyon | Area Codes | Postal Code |
|---|---|---|---|---|---|
| Bolnes | Provincie Zuid-Holland | Netherlands | — | 180 | 2921, 2923, 2984, 2983 |
| Kinderdijk | Provincie Zuid-Holland | Netherlands | 867 | 78, 416 | 2961, 2953, 2954 |
| Krimpen aan de Lek | Provincie Zuid-Holland | Netherlands | — | 180 | 2931, 2941 |
| Rijsoord | Provincie Zuid-Holland | Netherlands | — | 180 | 2989, 2988 |
| Slikkerveer | Provincie Zuid-Holland | Netherlands | — | 180 | 2984, 2983 |