| HEAD | DEPARTMENT / OFFICE | TELEPHONE |
| Gov. Hermilando I. Mandanas Maria Isabel B. Bejasa (Chief of Staff) |
Office of the Provincial Governor | 703-0115, 702-2509, 702-2069, 786-1288 |
| Vice-Gov. Jose Antonio Leviste II | Office of the Vice Governor | 702-9886 |
| Nelson M. Bayani (OIC) | Sangguniang Panlalawigan | 786-0139 |
| Wilfredo D. Racelis | Office of the Provincial Administrator | 706-6540, 706-6520, 702-9754 |
| Dra. Rosvilinda M. Ozaeta | Provincial Health Office | 723-3285, 723-0894 |
| Florita C. Lachica, RSW | Provincial Social Welfare and Development Office | 723-4024, 723-6921, 723-7906, 723-2859, 984-2069, 723-3779 |
| Fredesvinda R. Mendoza | Provincial Assistance for Community Development | 980-0845, 980-0844 |
| Maria Isabel B. Bejasa | Provincial Information Office | 723-4651 |
| Jaida M. Castillo (OIC) | Provincial Tourism and Cultural Affairs Office | 724-5435 |
| Celia L. Atienza | Provincial Cooperative, Livelihood and Enterprise Development | 300-4377, 722-1079, 723-1739 |
| Wilfredo D. Racelis (OIC) | Provincial Planning and Development Office | 722-2359, 706-4654, 706-4655, 786-0568, 706-1085 |
| Rhiza B. De Zosa | Provincial Human Resource Management Office | 723-5781, 726-0330 |
| Marites S. Castillo | Office of the Provincial Accountant | 726-0221, 727-2139 |
| Engr. Eduardo B. Cedo | Office of the Provincial Assessor | 723-0897, 706-6199, 702-5120, 706-6192, 706-6193 |
| Victoria B. Culiat | Provincial Budget Office | 722-0372, 726-0258, 702-3309, 702-7483 |
| Fortunata G. Lat | Office of the Provincial Treasurer | 723-0632, 702-6818, 722-2322, 723-4394, 723-6105 |
| Paulita M. Maneja | General Services Office | 980-5970, 702-5935, 706-5263, 706-5262, 984-3519, 706-5261, 984-3598 |
| Engr. Gilbert P. Gatdula | Provincial Engineer’s Office | 402-5841 |
| Luis A. Awitan | Environment and Natural Resources Office | 724-6553, 786-1245 |
| Dr. Romelito R. Marasigan | Office of the Provincial Veterinarian | 740-8538, 740-9743 |
| Dr. Rodrigo M. Bautista, Jr. | Office of the Provincial Agriculturist | 740-4980, 722-2207, 722-2075 |
| Atty. Cesar L. Castor, Sr. | Provincial Legal Office | 723-1997, 723-9722 |
| Lourdes G. Ramirez-Zapanta | Office of the Provincial Prosecutor | 722-0612 |
| Atty. Genaro S. Cabral | Provincial Public Order and Safety Services Department | 723-0230, 723-9951 |
| Gina I. Ferriols | Provincial School Board | 984-3110 |
| Rosita V. Masangkay | Provincial Library | 984-5532 |
| Amor Banuelos-Calayan, PhD | Provincial Disaster Risk Reduction and Management Office | 786-0693, 706-8753, 723-9350 |
| Atty. Genaro S. Cabral (OIC) | Provincial Jail | 723-3102 |
