Costello (i) BrE AmE kɒ ˈstel əʊ kə- AmE kɑː ˈstel oʊ , (ii) BrE AmE ˈkɒst ə l əʊ -ɪl- AmE ˈkɑːst ə loʊ —In Ireland usually (ii), elsewhere (i)
COSTELLO
Meaning of COSTELLO in English
Longman Pronunciation English Dictionary. Английский словарь произношений Longman. 2012