| Area Code▲ | City↕ | Administrative Region↕ | City Population↕ | Country/Region | Timezone |
|---|
| 21 | Bekasi | West Java | 1,520,119 | Indonesia | Asia/Jakarta |
| 22 | Bandung | West Java | 1,699,719 | Indonesia | Asia/Jakarta |
| 23 | Cirebon | West Java | 254,298 | Indonesia | Asia/Jakarta |
| 231 | Cirebon | West Java | 254,298 | Indonesia | Asia/Jakarta |
| 232 | Kuningan | West Java | 72,085 | Indonesia | Asia/Jakarta |
| 233 | Majalengka | West Java | 87,732 | Indonesia | Asia/Jakarta |
| 234 | Indramayu | West Java | 123,263 | Indonesia | Asia/Jakarta |
| 25 | Bogor | West Java | 800,000 | Indonesia | Asia/Jakarta |
| 26 | Cianjur | West Java | — | Indonesia | Asia/Jakarta |
| 260 | Subang, Indonesia | West Java | — | Indonesia | Asia/Jakarta |
| 262 | Garut | West Java | — | Indonesia | Asia/Jakarta |
| 263 | Cianjur | West Java | — | Indonesia | Asia/Jakarta |
| 264 | Purwakarta | West Java | 215,803 | Indonesia | Asia/Jakarta |
| 266 | Sukabumi | West Java | 276,414 | Indonesia | Asia/Jakarta |
| 267 | Karawang | West Java | — | Indonesia | Asia/Jakarta |
| 28 | Batang | Central Java | 115,537 | Indonesia | Asia/Jakarta |
| 31 | Surabaya | East Java | 2,374,658 | Indonesia | Asia/Jakarta |
| 35 | Magetan Regency | East Java | — | Indonesia | Asia/Jakarta |
| 641 | Sangiangkalang | West Java | — | Indonesia | Asia/Jakarta |
| 9 | Bekasi | West Java | 1,520,119 | Indonesia | Asia/Jakarta |