PHILIPPINE LONG DISTANCE TELEPHONE CO.

Information and Communications Technology

2/F Manabat Bldg. Dolores, City of san Fernando, Pamp. Pampanga Region 3

Tel : 961-5555/961-7700/625-8700

Fax : 961-4700

PHILIPPINE TELEGRAPH & TELEPHONE COMPANY (PT&T)

Information and Communications Technology

SJS Building Casino St., cor. South Superhighway Palanan, Makati City Makati Metro Manila

Tel : (02) 844-76-47 / 818-05-11

Fax : (02) 810-12-11 / 844-76-47

PHILIPPINE LONG DISTANCE TELEPHONE COMPANY

Information and Communications Technology

Ramon Cojuangco Bldg., Makati Ave., Makati City Makati Metro Manila

Tel : (02) 816-8024;816-8121;816-8711;816-8097

Fax : (02) 810-7138;818-6800

ERICSSON TELECOMMUNICATIONS, INC.

Information and Communications Technology

7/F Octagon Building, San Miguel Ave., Ortigas Center, Pasig City, Metro Manila Pasig Metro Manila

Tel : (02) 637-1600

Fax : (02) 637-6160

ETSI TECHNOLOGIES, INC. (FOR. ELECTRONIC TELEPHONE SYSTEM IDUSTRIES, INC.)

Information and Communications Technology

Mercedes Business Park, Mercedes Avenue, Pasig City Pasig Metro Manila

Tel : (02) 634-54-77

Fax : (02) 643-20-33

OfficeWorks Congressional

Office Furniture,Office Equipment and Office sup.

Unit G. 8 Circle C Center, Congressional Avenue Bahay toro QUEZON CITY NCR

Tel : (02) 376-0981

Fax : (02) 376-0981

ALTIGEN PHILIPPINES

Telecommunications

8101 Pearl Plaza, Suite 5D Lot 5 & 6 Pearl Drive Ortigas Center Pasig City Metro Manila

Tel : (632) 9100080-81

Fax : (632) 6354450

PANGANIBAN LAW OFICE

Law Office

3rd Flr. Mypa Bldg., D. Silang St., Pob. 010, Lipa Batangas

VALENTON MACATANGAY REYES TRAIN & ASSOCIATES LAW FIRM

Law Office

Villamater Bldg., P. Burgos St., Pob. 009, Lipa Batangas

Tel : +63439841013

REXLEX LAW OFFICE

Law Offices

16 P. L. KATIGBAK ST., BARANGAY 9 LIPA BATANGAS