Revenue Region 4 - San Fernando, Pampanga

RDO No. 17A - Tarlac City, Tarlac

Tarlac

Department Order No. 015-2020

Covers: Bamban, Concepcion, Capas, La Paz, San Jose, Tarlac City, Victoria

RDO No. 17B - Paniqui, Tarlac

Tarlac

Department Order No. 040-2021

Covers: Anao, Camiling, Gerona, Mayantoc, Moncada, Paniqui, Pura, Ramos, San Clemente, San Manuel, Sta. Ignacia

RDO No. 18 - Olongapo City, Zambales

Zambales

Department Order No. 019-2022

Covers: Botolan, Cabangan, Candelaria, Castillejos, Iba, Masinloc, Olongapo City, Palauig, San Antonio, San Felipe, San Marcelino, San Narciso, Santa Cruz, Subic

RDO No. 20 - Balanga City, Bataan

Bataan

Department Order No. 022-2022

Covers: Abucay, Bagac, Balanga, Dinalupihan, Hermosa, Limay, Mariveles, Morong, Orani, Orion, Pilar, Samal

RDO No. 21A - Angeles City, North Pampanga

Pampanga

RDO No. 21B - City of San Fernando, South Pampanga

Pampanga

Department Order No. 004-2024

Covers: Apalit, Bacolor, Candaba, Floridablanca, Guagua, Lubao, Macabebe, Masantol, Mexico, Minalin, San Luis, San Simon, Sasmuan, Sta. Ana, Sta. Rita, Sto. Tomas, San Fernando City

RDO No. 22 - Baler, Aurora

Aurora

Department Order No. 069-2023

Covers: Baler, Casiguran, Dilasag, Dinalungan, Dingalan, Dipaculao, Maria Aurora, San Luis

RDO No. 23A - Talavera, North Nueva Ecija

Nueva Ecija

Department Order No. 050-2023

Covers: Aliaga, Carrangalan, Cuyapo, Guimba, Licab, Llanera, Lupao, Munoz, Nampicuan, Pantabangan, Quezon, Rizal, San Jose City, Sto. Domingo, Talavera, Talugtug, Zaragosa

RDO No. 23B - Cabanatuan City, South Nueva Ecija

Nueva Ecija

Department Order No. 039-2022

Covers: Cabanatuan City, Bongabon, Cabiao, Gabaldon, Gapan, Gen. Natividad, Gen. Tinio, Jaen, Laur, Palayan City, Penaranda, San Antonio, San Isidro, San Leonardo, Sta. Rosa