CENTRAL SCHOOLS:

1. Abulug Central Elementary School
2. Alcala West Central School
3. Alcala East Central School
4. Allacapan Central Elementary School
5. Allacapan South Central School
6. Amulung East Central School
7. Andarayan Elementary School
8. Aparri East Central School
9. Aparri South Central Elementary School
10. Aparri West Central School
11. Baggao East Central School
12. Baggao North Central School
13. Baggao South Central School
14. Baggao West Central School
15. Bagumbayan Central School
16. Ballesteros Central School
17. Ballesteros West Central School
18. Baua Central School
19. Buguey North Central School
20. Buguey South Central School
21. Calayan West Central School
22. Camalaniugan Central School
23. Claveria Central School
24. Claveria East Central School
25. Cordova Central School
26. Enrile East Central School (Magalalag)
27. Enrile North Central School
28. Enrile West Central School
29. Gattaran East Central School
30. Gattaran West Central School
31. Gonzaga North Central School
32. Gonzaga South Central School
33. Iguig Central School
34. Lal-Lo North Central School
35. Lasam Central School
36. Lasam West Central School
37. Nabaccayan Central Elementary School
38. Naruangan Central School
39. Pamplona Central School
40. Penablanca East Central School
41. Peñablanca West Central School
42. Piat Central School
43. Rizal Central School
44. Sabino Acorda Central
45. Sanchez Mira Central Elementary School
46. Solana South Central School
47. Solana West Central School
48. Sta. Ana Central School
49. Sta. Maria Central School
50. Sta. Praxedes Central School
51. Sta. Teresita Central School
52. Sto. Nino Central School SPED Center
53. Tuao Central Elementary School

SECONDARY SCHOOLS:

1. Abariongan National High School
2. Abulug National Rural and Vocational High School
3. Abulug School of Fisheries
4. Afusing National High School
5. Agaman National High School
6. Alcala Rural School
7. Alig Valley National High School
8. Allacapan Vocational High School
9. Amulung National High School – Main
10. Amulung National High School – Baculud Extension
11. Andarayan National High School
12. Aparri East National High School
13. Aparri School of Arts and Trades
14. Aparri West National High School
15. Baggao National Agricultural School
16. Baggao National Agricultural School – Sta. Margarita Annex
17. Baggao National High School
18. Baggao National School of Arts and Trades
19. Ballesteros National High School
20. Baua National High School
21. Bayabat National High School – Main
22. Bayabat National High School – La Suerte Extension
23. Baybayog National High School
24. Bidduang National High School
25. Bukig National Agricultural and Technical School
26. Cabatacan National High School
27. Cabbo National High School
28. Cabiraoan National High School
29. Calaoagan Dackel National High School – Main
30. Calaogan Dackel National High School – Capissayan Annex
31. Calayan National High School – Main
32. Calayan National High School – Camiguin Annex
33. Calayan National High School – Dibay Extension
34. Calayan National High School – Dilam Extension
35. Callao National High School
36. Camalaniugan National High School
37. Caridad B. Trinidad National High School
38. Casambalangan National High School
39. CFPJ National High School
40. Claveria National High School
41. Claveria Rural and Vocational School
42. Claveria School of Arts and Trades
43. Cordova National High School
44. Dadda National High School
45. Dassun National High School
46. David M. Puzon Memorial National High School
47. Don Mariano Marcos National High School
48. Don Severino Pagalilauan National High School
49. Enrile Vocational High School
50. Felipe Tuzon Agricultural School
51. Gadu National High School
52. Gammad National High School
53. Gattaran National Trade School
54. Gonzaga National High School
55. Hacienda-Intal National High School
56. Illuru National High School
57. Imurung National High School
58. Ipil National High School
59. Itawes National Agricultural and Technical School – Main
60. Itawes National Agricultural and Technical School – Bagumbayan Annex
61. Itawes National High School
62. Lal-lo National High School 
63. Lal-Lo National High School – Cabayabasan Annex
64. Lemu National High School
65. Libertad National High School
66. Licerio Antiporda Sr. National High School – Main
67. Licerio Antiporda Sr. National High School – Dalaya Extension
68. Logac National High School
69. Lubo National High School
70. Luga National High School
71. Magalalag National High School
72. Magapit National High School
73. Matucay National High School
74. Mauanan National High School
75. Nabannagan National High School
76. Pacac Grande National High School
77. Pamplona National School of Fisheries
78. Pattao National High School – Main
79. Pattao National High School – Maddalero Extension
80. Peñablanca East National High School
81. Peñablanca National High School
82. Piat National High School
83. Rebecca National High School
84. Sampaguita National High School
85. Sanchez Mira National High School
86. Sanchez Mira School of Arts and Trades
87. Solana Fresh Water Fishery School
88. Solana National High School (Gadu NHS – Nangalisan Extension)
89. Sta. Ana Fishery National High School
90. Sta. Praxedes National High School
91. Sta. Teresita National High School
92. Sto. Nino National High School
93. Tuao Vocational and Technical School – Main
94. Tuao Vocational and Technical School – Culung Annex
95. Tuao Vocational and Technical School – Pata Annex
96. Tuao Vocational and Technical School – Malummin Annex
97. Vicente D. Trinidad National High School
98. Western Cagayan School of Arts and Trades
99. Western Enrile Vocational High School

INTEGRATED SCHOOLS:

1. Cataratan Integrated School
2. Mapurao Integrated Learning School
3. Minabel Integrated School
4. Namuccayan Integrated School
5. San Isidro Integrated School
6. San Juan Integrated School
7. Sicalao Integrated School
8. Taguing Integrated School
9. Utan Integrated School