For a limited time, TNT is adding unlimited calls to all networks in its SurfSaya 30 promo. The SurfSaya 30 promo also includes 300MB data + 100MB per day (for Facebook and Messenger), unlitexts to all networks for three days.

How To Register?
To register, simply dial *123# and choose SurfSaya 30 +BONUS on the menu.
Promo runs until September 30, 2019.
Below are the other SurfSaya promos.
SURFSAYA 20 - Price: Php 20 - 2 days expiration - 100 MB free data allowance - 100 MB/day facebook access
SURFSAYA 30 - Price: Php 30 - 3 days expiration - 300 MB free data allowance - 100 MB/day facebook access
SURFSAYA 99 - Price: Php 99 - 7 days expiration - 1500 MB free data allowance - 100 MB/day facebook access
SURFSAYA 199 - Price: Php 199 - 30 days expiration - 2000 MB free data allowance - 200 MB/day facebook access
TNT's DTI-FTEB permit number 12276, series of 2019.