Region List
- L1C 1M6 - Bowmanville, Durham, Ontario
- L1C 1M7 - Bowmanville, Durham, Ontario
- L1C 1M8 - Bowmanville, Durham, Ontario
- L1C 1M9 - Bowmanville, Durham, Ontario
- L1C 1N1 - Bowmanville, Durham, Ontario
- L1C 1N2 - Bowmanville, Durham, Ontario
- L1C 1N3 - Bowmanville, Durham, Ontario
- L1C 1N4 - Bowmanville, Durham, Ontario
- L1C 1N5 - Bowmanville, Durham, Ontario
- L1C 1N6 - Bowmanville, Durham, Ontario
- L1C 1N7 - Bowmanville, Durham, Ontario
- L1C 1N8 - Bowmanville, Durham, Ontario
- L1C 1N9 - Bowmanville, Durham, Ontario
- L1C 1P1 - Bowmanville, Durham, Ontario
- L1C 1P2 - Bowmanville, Durham, Ontario
- L1C 1P3 - Bowmanville, Durham, Ontario
- L1C 1P4 - Bowmanville, Durham, Ontario
- L1C 1P5 - Bowmanville, Durham, Ontario
- L1C 1P6 - Bowmanville, Durham, Ontario
- L1C 1P7 - Bowmanville, Durham, Ontario