Been searching for GSM frequency in the Philippines, and up to now I’m still not sure which one it is. Anyway, here’s a table for your reference, I’ll be updating it if I get more information.
| Service Provider | GSM Frequency Band | 3G Standard | 3G Frequency Band |
|---|---|---|---|
| Globe Telecom | 900 MHz/1800 MHz | W-CDMA (UMTS) | 2100 MHz |
| Smart Communications | 900 MHz/1800 MHz | W-CDMA (UMTS) | 2100 MHz |
| Sun Cellular | 1800 MHz | - | - |