Whangarei is hosting six matches, starting today and running through until January 20.
All games are being played at Cobham Oval. Today's game is between Pakistan and Afghanistan, while Sri Lanka and Ireland face off tomorrow.
Cobham Oval is the home ground of former NZ Under-19 and current Black Caps fast bowler Tim Southee.
Southee competed at the 2008 Under-19 World Cup in India and was named player of the tournament, taking 17 wickets at an average of just 6.64.
Sixteen teams are on NZ shore to contest the Under-19 World Cup, with the final to be played on February 3. Other games are being played in Christchurch, Tauranga and Queenstown.