Area Kodes in Ilocos
| Area Kode▲ | Stad↕ | Administratiewe Streek↕ | Stad Bevolking↕ | Land/Streek | Tydsone |
|---|
| 72 | San Fernando | Ilocos | 83,003 | Filippyne | Asia/Manila |
| 75 | San Carlos City | Ilocos | — | Filippyne | Asia/Manila |
| 77 | Laoag | Ilocos | 102,105 | Filippyne | Asia/Manila |
| 78 | Roxas | Cagayan Valley | — | Filippyne | Asia/Manila |