• 0953-3051-460
• Branch Manager: Ma. Luisa Z. Demetria

Lulutan Sub-Office – National Hi-Way, Lulutan, City of Ilagan

• 0956-0430-126
• Sub-Office Head: Vicenta R. Madduma

San Antonio Sub-Office – Centro, San Antonio, City of Ilagan

• 0926-9143-016
• Sub-Office Head: Rosebel V. Asis

Marana Sub-Office – Dragon Fuel Bldg, Marana 1st, City of Ilagan, Isabela

• 0917-1051-830
• 0977-4870-803
• Sub-Office Head: Carlo G. Ver

• 0975-1936-015
• Branch Manager: James M. Mina

Gamu Sub-Office – Petron Gasoline Station, Chua Building, National Hi-Way, Upi, 

• 0936-3841-350
• OIC – Sub-Office Head: Ireneo Jose S. Nunez

Benito Soliven Sub-Office – District 2, Benito Soliven, Isabela

• 0966-8563-238
• Sub-Office Head: Angelo Simplina

• 0917-8439-078
• Branch Manager: Jocelyn E. Paladan

Quirino Sub-Office – Luna, Quirino, Isabela

• 0935-6117-153
• Sub-Office Head: Diana Rose U. Callangan

Mallig Sub-Office – Centro, Mallig, Isabela

• 0936-8743-479

• 0975-2444-838
• Branch Manager: Agnes C. Palce

Sto. Tomas Sub-Office – Culallabo, Sto.Tomas, Isabela

• 0915-5476-380
• 0935-5217-042
• Sub-Office Head: Victor Daludado

Delfin Albano Sub-Office – Ragan Sur, Delfin Albano, Isabela

• 0926-9077-066
• Sub-Office Head: Elvin Caliguiran

• 0935-5456-561
• Branch Manager: Benaldbert Bautista

Burgos Sub-Office – Poblacion, Burgos, Isabela

• 0926-9420-297
• 0916-9845-185
• Sub-Office Head: Faustina Gemma Magday

• 0905-7775-405

• Branch Manager: Bernard Bagunu

Sta. Maria Sub-Office – Poblacion 1, Sta. Maria, Isabela

• 0977-8529-993
• Sub-Office Head: Manuel Allam`