Če želite izvajati mednarodna plačila na Saint Lucia, morate poznati kodo SWIFT/BIC banke.
Koda SWIFT je sestavljena iz 8 do 11 znakov (črk in števk), za Saint Lucia pa ima koda SWIFT naslednjo obliko:
| Koda SWIFT | Banka | Mesto |
| BOSLLCLC | BANK OF ST. LUCIA LTD. | CASTRIES |
| BSLULCLC | BANK OF SAINT LUCIA INTERNATIONAL LIMITED | GROS-ISLET |
| DEVTLCL1 | COMMERCIAL INVESTMENT BANK LTD. | GROS-ISLET |
| FCIBLCLC | FIRSTCARIBBEAN INTERNATIONAL BANK | CASTRIES |
| FCIBLCLCXXX | FIRSTCARIBBEAN INTL | |
| GVLCLCLC | GOVERNMENT OF SAINT LUCIA | CASTRIES |
| NOSCLCLC | BANK OF NOVA SCOTIA | CASTRIES |
| RBTTLCLC | RBTT BANK CARRIBEAN LIMITED | CASTRIES |
| ROYCLCLC | ROYAL BANK OF CANADA | |
| STTTLCLC | STATETRUST BANK AND TRUST LTD. | CASTRIES |