Praelatura Isabellapolitana                                                                          

Suffragan of Zamboanga
Created: October 12, 1963. Erected: February 15, 1964. Comprises: Comprises the entire civil province of Basilan and the cities of Isabela and
Lamitan. Titular: Sta. Isabel de Portugal. Secondary Patroness: Immaculate
Heart of Mary

Bishop-Prelate
Most Reverend
LEO MAGDUGO DALMAO, CMF, DD
Born: December 01, 1969, Tagbilaran City, Bohol. Sacerdotal
Ordination: May 31, 1997. Appointed as Bishop-Prelate
of Prelature of Isabela, Basilan: March 8, 2019. Episcopal
Ordination: May 24, 2019. Installation: Fourth Bishop of the
Prelature of Isabela de Basilan: May 24, 2019.

Bishop’s Residence
Bp. Querexeta Formation Center
#10 C.P. Garcia Street, Isabela City, Basilan 7300
Email: This email address is being protected from spambots. You need JavaScript enabled to view it. / This email address is being protected from spambots. You need JavaScript enabled to view it.
Mobile: (+63) 935-943-9885

List of Names and Year of Installations of Past Bishops:
Most Rev. Jose Ma. Mendizabal Querexeta, CMF, DD
Consecrated as the First Bishop of the Prelature on February 15, 1964
Most Rev. Romulo Tolentino Dela Cruz, DD
Consecrated as the Second Bishop of the Prelature on February 16, 1989
Most Rev. Martin Sarmiento Jumoad, DD
Consecrated as the Third Bishop of the Prelature on January 10, 2002

PRESENT STATUS
Area (sq. km.) ................................ 1,359
Total Population ..................... 556,586
Catholics ................................... 150,278
Bishop ......................................................1
Priest:
Diocesan:
Active in the Diocese ............ 11
On Study Leave ..........................1
Working abroad on Mission...1
Religious:
Filipino...........................................8
Deacons ..................................................1
Religious Brothers:
Filipinos ..............................................2
Religious Sisters:
Filipinos ........................................... 22
Secular Institutes:
Women ...............................................1
Seminaries (Diocesan only):
Theology ............................................3
Philosophy ........................................2
Diocesan Divisions:
Vicariates ...........................................3
Parishes ........................................... 10
Chapels...............................................143
Educational Centers:
Religious-owned & Admin.:
Kindergarten ...............................2
Grade Schools .............................2
High Schools ...............................4
Colleges ........................................1
Other Institutions:
Diocesan-owned & Admin.:
Hospitals .......................................1
Catechetical Centers ................1
Pastoral Centers .........................1
Others: Youth Centers,
Social Action Centers,
Family & Life Prelature
Biblicap Apostolate,
Children Catechetical
Ministry, Basic Christian
Community .............. (each) 1
Sacraments & Sacramentals:
(2015-2022)
Total Baptisms:
Children ............................... 8,909
Adult .........................................728
Total Confirmations .............. 1,946
First Communions ................. 2,017
Total Marriages:
Between Catholics ........... 1,590
Between Catholics &
Non-Catholics ..................... 68
Death (Catholics) ................... 1,207

DIOCESAN CURIA
Chancery
Querexeta Formation Center
#10 C.P. Garcia Street, Brgy.
Sta. Cruz, Isabela City, Basilan 7300
Bishop-Prelate: Most Rev. Leo M.
Dalmao, CMF, DD
Chancellor: Rev. Fr. Xerxes P. Palermo
Vice-Chancellor: Rev. Fr. Elizer T.
Mondragon
Secretary: Jocelyn M.Reyes
Finance Officer: Rev. Fr. Joel R.
Silagpo
Bookkeeper: Robelyn O. Quilla
Cashier: Jacqueline M. Calminero
Driver: Joseph R. Delica
FAMILY LIFE APOSTOLATE (FLA)
Priest Director: Rev. Fr. Josue Leo
N. Gorgonio, OFM
Coordinator: Sr. Leonarda R.
Abejero, OP
PRELATURE BIBLICAL APOSTOLATE (PBA)
EVANGELIZATION PROGRAM (EP)
Priest Director: Rev. Fr. Rodel C.
Angeles
Coordinator: Sr. Mary Jessica
Suico, SRA
CHILDREN CATECHETICAL MINISTRY (CHIL-CAT)
Priest Director: Rev. Fr. Joel R.
Silagpo
Coordinator: Sr. Lucia S. Arana, OND
DIOCESAN YOUTH FORMATION MINISTRY: Sr.
Vanesa S. Alanano, OP
Priest Director: Rev. Fr. Xerxes P.
Palermo
SOCIAL ACTION MINISTRY
Priest Director: Rev. Fr. Arvin B.
Bellen, CMF
Coordinator: Sr. Maria Cecilia
Dela Concepcion, SRA
BASIC CHRISTIAN COMMUNITY (BCC)
Coordinator: Mr. Raymundo Tarroza
Staff: Ms. Victorina N. Oliveros
PRELATURE MISSION PROGRAM
Contact Person: Rev. Fr. Joselito D.
Delos Reyes
PRELATURE VOCATION COMMISSION
Priest Director: Rev. Fr. Elizer T.
Mondragon

Social Service Section
ISABELA FOUNDATION INCORPORATED (IFI)
Area Manager: Ms. Margarita
Auxtero
Clerk: Ms. Lorna Pegarido
SOCIAL ARM: ISABELA FOUNDATION, INC.
Chairman: Most Rev. Leo M.
Dalmao, CMF, DD
Board Members: Rev. Msgr. Jose
Roel D. Casas; Rev. Fr. Joel R.
Silagpo; Ms. Purita M. Villanueva
Corporate Secretary: Rev. Fr.
Xerxes P. Palermo
BADJAU APOSTOLATE
Claret Samal Badjau Foundation
Inc., Director: Rev. Fr. Efren
Decreto, CMF
BASILAN AGRICULTURE TRAINING AND REFORESTATION PROGRAM (BATREP)
Land Supervisor: Mr. Joseph R.
Delica

PARISHES AND PAROCHIAL CLERGY
STA. ISABEL DE PORTUGAL CATHEDRAL
PARISH (F-1850), Isabela City, 7300,
Basilan
Titular: St. Elizabeth of Portugal
Administrator: Rev. Msgr. Jose
Roel D. Casas
Parochial Vicars: Rev. Msgr.
Valeriano S. Cabalog Jr.; Rev. Fr.
Guillermo Rubillos Jr.; Rev. Fr.
Pascual D. Benitez Jr.
OUR LADY OF HOLY ROSARY PARISH (F-1984),
Begang, Isabela City, 7300 Basilan
Titular: Our Lady of Holy Rosary
Parish Priest: Rev. Fr. Arnel A.
Lagman, ofs
ST. ANTHONY OF PADUA PARISH (F-1956),
Sta. Clara, Lamitan City 7302,
Basilan Province
Titular: St. Anthony of Padua
Parish Priest: Rev. Fr. Xerxes P.
Palermo
ST. PETER THE APOSTLE PARISH (F-1886),
Lamitan City 7302, Basilan Province
Titular: St. Peter the Apostle
Parish Priest: Rev. Fr. Rodel C.
Angeles
Parochial Vicar: Rev. Fr. Euclid D.
Balosbalos
SAGRADO CORAZON DE JESUS PARISH
(F-1995), Lo-ok, Lamitan City
7302, Basilan Province
Titular: Sagrado Corazon de Jesus
Parish Priest: Rev. Fr. Benjamin A.
Tigullo Jr., OFM
Parochial Vicar: Rev. Fr. Glenn
Dumadag, OFM
STA. TERESA DE AVILA PARISH (F-2008),
Cabunbata, Isabela City, Basilan
Titular: Sta. Teresa de Avila
Parish Priest: Rev. Fr. Guillermo E.
Rubillos Jr.
IMMACULATE HEART OF MARY PARISH
(F-1962), Maluso 7303, Basilan
Province
Titular: Immaculate Heart of Mary
Parish Priest: Rev. Fr. Efren S.
Decreto, CMF
ST. VINCENT FERRER PARISH (F-1987),
Matarling, Lantawan 7301, Basilan Province
Titular: St. Vincent Ferrer
Parish Priest: Rev. Msgr. Santiago
A. Agoo Jr.
ST. VINCENT FERRER PARISH (F-1969),
Tumahubong, Sumisip 7304,
Basi lan Province
Titular: St. Vincent Ferrer
Parish Priest: Rev. Fr. Arvin B.
Bellen, CMF
SAN ROQUE PARISH (F-2011), Tairan,
Lantawan, Basilan
Titular: San Roque
Parish Priest: Rev. Fr. Josue Leo N.
Gorgonio, OFM
Parochial Vicar: Rev. Fr. Randy
Rendora, OFM
SAN ANTONIO CHAPEL, Sunrise Brgy.,
Isabela City, Basilan
Chaplain: Rev. Fr. Joel R. Silagpo
(Oeconomous)

Mission Work
Rev. Fr. Joselito D. Delos Reyes
On Mission, St. John the Evangelist Cathedral, Diocese of
Cleve land, OH, USA

EDUCATIONAL CENTERS
CLARET COLLEGE OF ISABELA (OND) (F-1950),
Isabela City, 7300 Basilan
President: Sr. Alecia L. Dumaboc,
OND
Principal, High School & Elem.
Departments: Ms. Arnie A. Calago
Dean, College Department: Ms.
Daisyderia O. San Luis
Dean of Student Affairs and
Services (DSAS): Mr. Robert M.
Carbayas
Campus Minister: Sr. Genevieve
Portia Damaso, OND
CLARET SCHOOL OF LAMITAN (OP) (F-1948),
Lamitan City, 7302 Basilan Province
Directress: Sr. Sulpicia A. Wate, OP
Principal: Sr. Josefina T. Manuel, OP
Cashier / Registrar: Sr. Teodora
Tubil, OP
CLARET SCHOOL OF MALUSO (DC) (F-1966),
Maluso, 7303 Basilan Province
Director / Principal: Rev. Fr. Julius
I. Boado, CMF
Finance Officer/Treasurer: Rev. Fr.
Efren Decreto, CMF
CLARET SCHOOL OF TUMAHUBONG (CMF)
(F-1968), Tumahubong, Sumisip
7305 Basilan Province
Director / Principal: Rev. Fr. Aldrin
M. Castillones, CMF
Guidance Counselor / Finance
Ad mi nistrator: Rev. Fr. Arvin B.
Bellen, CMF

INSTITUTE OF CONSECRATED LIFE/
SOCIETIES OF APOSTOLIC LIFE
MEN
Missionary Sons of Immaculate
Heart of Mary (CMF)
Order of Friars Minor (OFM)

WOMEN
Dominican Sisters of the Holy
Rosary (OP)
Missionary Sisters of the Queen of
the Apostles (SRA)
Oblates of Notre Dame (OND)
Order of Saint Clare (OSC)