Liste de la région
- L1C 4M1 - Bowmanville, Durham, Ontario
- L1C 4M2 - Bowmanville, Durham, Ontario
- L1C 4M3 - Bowmanville, Durham, Ontario
- L1C 4M4 - Bowmanville, Durham, Ontario
- L1C 4M5 - Bowmanville, Durham, Ontario
- L1C 4M6 - Bowmanville, Durham, Ontario
- L1C 4M8 - Bowmanville, Durham, Ontario
- L1C 4M9 - Bowmanville, Durham, Ontario
- L1C 4N1 - Bowmanville, Durham, Ontario
- L1C 4N2 - Bowmanville, Durham, Ontario
- L1C 4N3 - Bowmanville, Durham, Ontario
- L1C 4N4 - Bowmanville, Durham, Ontario
- L1C 4N5 - Bowmanville, Durham, Ontario
- L1C 4N6 - Bowmanville, Durham, Ontario
- L1C 4N7 - Bowmanville, Durham, Ontario
- L1C 4N8 - Bowmanville, Durham, Ontario
- L1C 4N9 - Bowmanville, Durham, Ontario
- L1C 4P1 - Bowmanville, Durham, Ontario
- L1C 4P2 - Bowmanville, Durham, Ontario
- L1C 4P3 - Bowmanville, Durham, Ontario