For those looking for US states/territories:
AS (American Samoa) => Pacific/Pago_Pago
FM (Federated States of Micronesia) => Pacific/Chuuk
GU (Guam) => Pacific/Guam
HI (Hawaii) => Pacific/Honolulu
MH (Marshall Islands) => Pacific/Majuro
MP (Northern Mariana Islands) => Pacific/Saipan
PW (Palau) => Pacific/Palau