Ilocos Sur Public High School

ALILEM
Alilem Daya High School - BROWN, POBLACION

BANAYOYO
Banayoyo National High School - POBLACION

BANTAY
Bantay National High School - BULAG
Tay-ac National High School - TAY-AC

BURGOS
Burgos National High School - POBLACION NORTE

CABUGAO
Cabugao National High School - TUROD
Lipit National High School - LIPIT
Pug-os National High School - pug-os

CAOAYAN
Caoayan National High School - PANDAN
Pantay-Tamurong National High School - PANTAY TAMURONG
Puro NHS, Caoayan - PURO

CERVANTES
Cervantes National High School - ROSARIO

GALIMUYOD
Pagangpang National High School - PAGANGPANG

GREGORIO DEL PILAR
Del Pilar National High School - POBLACION NORTE

LIDLIDDA
Lidlidda National High School - POBLACION SUR

MAGSINGAL
Magsingal National High School - SAN CLEMENTE
Manzante National High School - MANZANTE
Puro NHS, Magsingal - PURO

NAGBUKEL
Nagbukel National High School - POBLACION EAST

NARVACAN
Imelda National High School - NANGUNEG
Lungog IS - LUNGOG
Narvacan Nat'l. Central High School - PARATONG
San Pedro National High School - SAN PEDRO
Sulvec IS - SULVEC

QUIRINO (ANGKAKI)
Quirino National High School - POBLACION

SALCEDO (BAUGEN)
Dinaratan National High School - DINARATAN
Salcedo National High School - POB. NORTE

SAN EMILIO
San Emilio National High School - TIAGAN

SAN ESTEBAN
San Esteban National High School - NAT'L HIGH WAY, VILLA QUIRINO

SAN ILDEFONSO
Belen National High School - BELEN

SAN JUAN (LAPOG)
Bacsil National High School - IMMAYOS SUR
Nagsupotan National High School - NAGSUPUTAN
Solotsolot National High School - SOLOTSOLOT

SAN VICENTE
SAN VICENTE IS - POBLACION

SANTA
Basug National High School - BASUG
Mabilbila IS - MABILBILA NORTE
Rancho National High School - RANCHO


SANTA CATALINA
Cabittaogan National High School - SAN GREGORIO, CABITTAOGAN

SANTA CRUZ
Amarao National High School - AMARAO
Dili National High School - DILI

SANTA LUCIA
Nagtablaan National High School - NAGTABLAAN
Palali National High School - PALALI SUR
Teodoro Hernaez National High School - SABUANAN

SANTA MARIA
Ag-agrao National High School - AG-AGRAO
Santa Maria National High School - POBLACION WEST

SANTIAGO
Santiago National High School - POBLACION NORTE

SANTO DOMINGO
Lussoc National High School - LUSSOC
Naglaoa-an National High School - NAGLAOA-AN

SIGAY
Sigay National High School - POBLACION

SINAIT
Sinait National High School - RICUDO

SUGPON
Sugpon National High School - POBLACION (TILEK)

SUYO
Suyo National High School - URZADAN
SUYO National High SchoolANNEX - BARINCUCURONG

TAGUDIN
Pudoc West IS - PUDOC WEST
Tagudin National High School - NAT'L HIGHWAY, QUIRINO