LC04 301 is the Post Code/ZIP Code for Castries in the Saint Lucia District of Castries. The suburbs of Barnard Hill, Calvary, Conway, Darling Road, L'anse Road, Pointe Seraphine and Sans Souci are located in Post Code LC04 301.
| Post Code | LC04 301 |
| Post Code Name | Castries |
| District | Castries District |
| Timezone | Atlantic Standard Time (AST) |
| Adjacent Post Codes | LC02 501 LC03 201 LC04 101 LC04 401 |