B3K 4R1 is Canadian Postal Code located in North End Nova Scotia.
| Postal Code | B3K 4R1 |
| Forward Sortation Area | B3K |
| Name | North End |
| Province | Nova Scotia |
| Administrative Division | Halifax Regional Municipality |
| City | Halifax |
| Timezone | (ADT) |
| Area Code(s) | 782 / 902 |