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

MAYON TELEPHONE CO, (MATELCO)

Information and Communications Technology

2nd Floor, Midland Plaza, M. Adriatico St. Ermita Manila Manila Metro Manila

Tel : (02) 522-02-74

Fax : (02) 722-84-64

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

PHILIPPINE LONG DISTANCE TELEPHONE COMPANY

Telecommunications

Ramon Cojuangco Bldg., Makati Ave. Makati City, Metro Manila 1200

Tel : 816-8024;816-8121;816-8711;816-8097

Fax : 810-7138;818-6800

GLOBAL STRIDE (FORMERLY WEBSERV ASIA CORP.)

Information and Communications Technology

c/o Eastwood City Cyberpark, Libis, Quezon City Quezon City Metro Manila

Tel : c/o 638-8774 / 633-0637

SMART COMMUNICATIONS, INC.

Wireless Service Provider; GSM; ACeS satellite mobile phone services; Mobile Banking; Mobile Portal; SMART Money

6799 Ayala Ave. Makati City, 1226

Tel : 811-0211

Fax : 892-4844

eLink Web Designs and Programing

Information and Communications Technology

First Metro Strata Building Nueve De Pebrero Street Mandaluyong Mandaluyong

Tel : 5313854

SieNet Communications

Communication Services

Unit 307, David Building 1 567 Shaw Blvd. Wack-Wack Mandaluyong City Metro Manila

Tel : +6327266836

Fax : +6327940473