Area Codes sa Oostendam
| 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 |
|---|---|---|---|---|---|
| Alblasserdam | Provincie Zuid-Holland | Netherlands | 18,348 | 78 | 2951, 2952, 2953, 2954 |
| Hendrik-Ido-Ambacht | Provincie Zuid-Holland | Netherlands | 21,027 | 78 | 3341, 3342, 3343, 3344 |
| Kinderdijk | Provincie Zuid-Holland | Netherlands | 867 | 78, 416 | 2961, 2953, 2954 |
| Ridderkerk | Provincie Zuid-Holland | Netherlands | 45,189 | 180 | 2981, 2982, 2983, 2984 |
| Zwijndrecht | Provincie Zuid-Holland | Netherlands | 45,696 | 78 | 3331, 3332, 3333, 3334 |