AG DATACOM PHILS INC

TELEPHONE METERING SERVICES

446 HIPPODROME ST STA MESA, BGY 629, ZONE 063 SAMPALOC, MANILA

DIGITEL MOBILE PHILS INC

TELEPHONE CO

JP RIZAL ST CROSSING BARANGAY 1 CALAMBA CITY CALAMBA LAGUNA

LATELCO TELEPHONE SERVICES INC.

Services

125 GREEN PALM ST., SPS SUBD., PASIG METRO MANILA

Tel : 640 8210

Fax : 643 4874

PHILIPPINE LONG DISTANCE TELEPHONE COMPANY

TELECOMMUNICATIONS

Ramon Cojuangco BuildingMakati Avenue, Makati City

Tel : 814-3552; 816-8024; 816-8117; 816-8405

Fax : 810-7138

PILIPINO TELEPHONE CORPORATION

TELECOMMUNICATIONS

25/F Smart Tower6799 Ayala Ave., Makati City

Tel : 511-6121/6241

Fax : 817-3345

TELECOMMUNICATIONS & COMPUTER TECHNOLOGIES, INC. (TCTI)

Information and Communications Technology

Florida Florida, Mandaluyong City CITY OF MANDALUYONG NCR

Tel : 02 726 5353 / 02 723 0375

Fax : 02 721 8133

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

MAXON SYSTEMS (PHILS.), INC.

Retail Electronics, Computers, Mobiles

c/o Cavite Economic Zone, Rosario, Cavite Cavite Region 4

Tel : c/o (046) 437-6090

SEPUNG INDUSTRY (PHILS.), INC.

Retail Electronics, Computers, Mobiles

c/o Cavite Economic Zone, Rosario, Cavite Cavite Region 4

Tel : c/o (046) 437-6090

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