B3L 4A3 is Canadian Postal Code located in West End Nova Scotia.
| Postal Code | B3L 4A3 |
| Forward Sortation Area | B3L |
| Name | West End |
| Province | Nova Scotia |
| Administrative Division | Halifax Regional Municipality |
| City | Halifax |
| Timezone | (ADT) |
| Area Code(s) | 782 / 902 |