Catarman
NSDWCC Building, Brgy. Lapu-Lapu, J. P. Rizal Ave. Catarman, 6400 Northern Samar
Tel/Fax: (02) 976-4900 local 4193
Extension Office Head: Evalyn P. Otic
email:epotic@gsis.gov.ph

Catbalogan
Del Rosario St., Catbalogan, Samar
Tel/Fax: (055) 251-5496
Branch Head: Nelia B. Lastimosa
email:nblastimosa@gsis.gov.ph

Cauayan
Tagaran, Cauayan City, Isabela
Tel: (078) 652-1127
Fax: (078) 652-1042
Territorial Coverage: Isabela
Officer-in-Charge: Leilani Mariana G. Castelo
email:lgcastelo@gsis.gov.ph

Cebu
Leon Kilat St., Cebu City, 6000
Tel: (032) 253-2940;
Fax: (032) 253-2940
Branch Head: Atty. Mercedes Victoria E. Enriquez
email:mvpeenriquez@gsis.gov.ph

Cotabato
Gov. Gutierrez Ave., Cotabato City, 9600
Tel: (064) 421-1168
Fax: (064) 421-3215
Branch Head: Bai Cerynea B. Aquino
email:bcbaquino@gsis.gov.ph

Dagupan
PNR Site, Mayombo Dist., Dagupan City, Pangasinan 2400
Tel: (075) 522-0436; (075) 523-7511
Fax: (075) 523-7511
Branch Head: Mabel A. De Guzman
email:madguzman@gsis.gov.ph

Davao
McArthur Highway, Matina, Davao City, 8000
Tel: (082) 296-2431
Fax: (082) 299-0141
Branch Head: Deity U. Manampan
email:dumanampan@gsis.gov.ph

Dipolog
Minaog, Dipolog City 7100
Tel/Fax: (065) 917-5226, (065) 917-5232
Branch Head: Leoncito S. Manuel
email:lsmanuel@gsis.gov.ph

Dumaguete
National North Road, Dumaguete City, 6200
Tel: (035) 225-0370; (035) 422-4032
Fax: (035) 225-0370
Officer-In-Charge: Glorietta B. Dublas
email:gbdublas@gsis.gov.ph

General Santos
LLIDO Bldg., Santiago Blvd., Gen. Santos City, 9500
Tel: (083) 887-2677
Fax: (083) 301-6213
Officer-In-Charge: Rosalinda G. Mendoza
email:rgmendoza@gsis.gov.ph

Iba
PEO Compound, Sitio Balili, Bgy Palanginan, Iba, Zambales, 2201
Cellphone No.: 0998-1747665
Territorial Coverage: Province of Zambales
Extension Office Head: Frederick E. Efe
email:feefe@gsis.gov.ph

Iligan
YIMA Bldg. Badelles St.,Iligan City, 9200, Lanao Del Norte
Tel: (063) 221-8698
Tel: (063) 221-8020
Tel: (063) 221-8362
Branch Head: Alexis D. Arumpac
email:adarumpac@gsis.gov.ph

Iloilo
Cor. Sto. Rosario and Zamora Sts., Iloilo City
Tel: (033) 335-0638
Fax: (033) 337-4308
Branch Head: Marciana M. Bata
email:mmbata@gsis.gov.ph

Kidapawan
1st floor, Dimaano Building, National Highway, Kidapawan City
Tel/Fax: (064) 577-5111
Officer-In-Charge: Eldie P. Lozarie
email:eplozarie@gsis.gov.ph

La Union
Bugayong Bldg., Quezon Ave., Brgy. Catbangen, San Fernando City, La Union, 2500
Tel/Fax: (072) 242-6893 / (072) 687-0377
Territorial Coverage: Provinces of La Union and Abra
Officer-In-Charge: Myreen E. Reyes
email:myereyes@gsis.gov.ph

Laguna
Barangay Binan, Pagsanjan, Laguna ,4008
Tel/Fax: (049) 5016955
Territorial Coverage: Laguna
Branch Head: Maria Carmencita M. Ong
email:cmong@gsis.gov.ph

Laoag
Brgy. 23, P. Paterno St., Laoag City, 2900
Tel: (077) 772-0053
Territorial Coverage: Laoag, Ilocos Norte, Vigan and Candon, Ilocos Sur
Officer-in-Charge: Lord A. Bico
email:labico@gsis.gov.ph

Legazpi
Alternate Rd, Bitano, Legazpi City
Tel: (052) 480-4685
Territorial Coverage: Province of Albay, Legazpi City, Ligao City, Tabaco City
Branch Head: Levi S. Olivar Jr.
email:lsolivar@gsis.gov.ph

Lucena
GSIS Bldg., Maharalika Highway, Bgy. Isabang, Lucena City, 4301
Tel: (042) 710-7772 / (042) 373-6358
Territorial Coverage: Province of Quezon
Branch Head: Marina J. Ignacio
email:mjignacio@gsis.gov.ph

Maasin
Servacio Building, R. Kangleon Street, Brgy. Mantahan, Maasin City, Southern Leyte
Tel: (053) 381-3786 & 570-8011
Fax: (053) 381-3786
Acting Branch Head: Ms. Cecilia C. Tenaja
email:cctenaja@gsis.gov.ph

Malaybalay
Onda Bldg. Sayre Highway,Casisang, Malaybalay City, 8700, Bukidnon
Tel/Fax: (088) 813-4711
Branch Head: Sonia B. Gutierrez
email:sbgutierrez@gsis.gov.ph

Mamburao
Rizal St., Brgy 1, Mamburao, Occ Mindoro 5106
Tel/Fax: (043) 711-1943
Territorial Coverage: Province of Occidental Mindoro
Extension Office Head: Miller B. Masicat
email:mbmasicat@gsis.gov.ph

Masbate
Susana Bldg., Masbate City Hall Compound, Brgy. Kalipay, Masbate City 5400
Cellphone no: (0939)583-4538
Territorial Coverage: Province of Masbate, Masbate City
Extension Office Head: Jenny R. Marifosque
email:jrmarifosque@gsis.gov.ph

Naga
Del Rosario, Naga City, 4400
Tel: (054) 472-1250 / (054) 472-6184
Territorial Coverage: Camarines Sur, Camarines Norte, Naga City
Branch Head: Celeste E. Ferreras
email:ceferreras@gsis.gov.ph

Ormoc
Yuvallos Building D Veloso St. Walingwaling Subdivision, Punta Ormoc City
Tel/Fax: (053) 255-7901
Extension Office Head: Mark Leo C. Tabao
email:mlctabao@gsis.gov.ph

Pagadian
Jaloux Bldg., Purok Subida, Dao, Pagadian City 7016
Tel: (062) 214-4475
Branch Head: Willa G. Mangubat
email:wgmangubat@gsis.gov.ph

Palawan
National Highway, Bgy San Miguel, Puerto Princesa City
Tel: (048) 433-2579
Fax: (048) 433-6826
Branch Head: Josefina B. Abao
email:jbabao@gsis.gov.ph

Pampanga
Sindalan, San Fernando, Pampanga, 2000
Tel: (045) 455-1261
Territorial Coverage: Province of Pampanga
Branch Head: Arlene M. Villanueva
email: amvillanueva@gsis.gov.ph

Roxas
A. Belo St., Roxas City, Capiz, 5800
Tel: (036) 621 3127
Acting Branch Head: Rosenie G. Chavez
email:rgchavez@gsis.gov.ph

Sorsogon
Flores St., Capitol Compund, Sorsogon City
Tel: Smart-0939-1129181, Globe-0995-6515740
Officer-In-Charge: Purisima A. Sta. Isabel
email:pasisabel@gsis.gov.ph

Surigao
Ground Floor, Parkway Building, National Highway, Surigao City 8400
Tel: (086) 827-0502
Branch Head: Eldie P. Lozarie
email:eplozarie@gsis.gov.ph

Tacloban
Marasbaras, Tacloban City, Leyte
Tel/Fax: (053) 323-2506
Officer-In-Charge: Igmidio F. Ponay Jr.
email:ifponay@gsis.gov.ph

Tagum
Osmeña Street, Tagum City, Davao del Norte 8100
Tel/Fax: (084) 655-6168
Officer-In-Charge: Mr. Oscar Paul B. Fortuna
email:opbfortuna@gsis.gov.ph

Tandag
Capitol Rd., Brgy. Telaje, Tandag, Surigao Del Sur
Tel: (086) 211-4423
Fax: (086) 211-4484
Extension Office Head: Marygen M. Buladaco
email:mmbuladaco@gsis.gov.ph

Tarlac
Urquico Oval, San Roque, Tarlac City
Tel: (045) 982-9866
Territorial Coverage: Province of Tarlac
Officer-in-Charge: Kristine Joi G. Macam
email:kjgmacam@gsis.gov.ph

Tuguegarao
Carig, Tuguegarao City, Cagayan, 3500
Tel: (078) 396-0650 (1st Floor)
Tel: (078) 396-0673 (2nd Floor)
Fax: (078) 304-9394
Territorial Coverage: Cagayan, Kalinga, Apayao, and some agencies under Batanes
Branch Manager: Jeelady B. Isaac
email:mjbisaac@gsis.gov.ph

Virac
P. Araojo Arcade Building, Cavinitan, Virac, Catanduanes 4800
Office cell phone: (0928)-836-6564
Territorial Coverage: Province of Catanduanes
Extension Office Head: Johnson V. Dating
email:jvdating@gsis.gov.ph

Zamboanga
Moret Field, Baliwasan, Zamboanga City, 7000
Tel. and Fax No.: (062) 991-1258
Branch Head: Ms. Ruth T. Payuran
email:rtpayuran@gsis.gov.ph