Kammala wannan jumla: A watan Agusta 2016, Poole ya ci gaba da zama a cikin tawagar Wales Under-21 don
Wasannin Gasar Zakarun Turai na 2017 na UEFA na Under-21 da Denmark da Luxembourg a watan Satumbar 2016 a madadin Lee Evans da ya ji rauni. A watan Mayu 2017, an kira Poole a cikin tawagar Wales ta 'yan kasa da shekaru 20 don gasar Toulon ta 2017. An sanya shi a cikin jerin farawa a cikin dukkan wasannin rukuni uku na Wales da Ivory Coast, Faransa da Bahrain yayin da aka fitar da Wales a matakin rukuni.