- NCR consisting of North Luzon, Central Luzon and South Luzon.
- North Luzon consisting of 4 regional offices - namely Dagupan, Tuguegarao, San Fernando and Baguio
- South Luzon consists of 3 regional offices - Lucena, Batangas and Legaspi
- Visayas consists of 3 regional offices in Iloilo, Cebu and Tacloban.
- Mindanao on the other hand consists of 6 major regional offices namely - Zamboanga, Cagayan de Oro, Davao, Koronadal, Butuan and Marawi.
For your particular area concern, please proceed to the specific are where you are most appropriate to transact communication and for better service.