Lista de la región
- N7L 2R7 - Chatham, Chatham-Kent, Ontario
- N7L 2R8 - Chatham, Chatham-Kent, Ontario
- N7L 2R9 - Chatham, Chatham-Kent, Ontario
- N7L 2S1 - Chatham, Chatham-Kent, Ontario
- N7L 2S2 - Chatham, Chatham-Kent, Ontario
- N7L 2S3 - Chatham, Chatham-Kent, Ontario
- N7L 2S4 - Chatham, Chatham-Kent, Ontario
- N7L 2S5 - Chatham, Chatham-Kent, Ontario
- N7L 2S6 - Chatham, Chatham-Kent, Ontario
- N7L 2S7 - Chatham, Chatham-Kent, Ontario
- N7L 2S8 - Chatham, Chatham-Kent, Ontario
- N7L 2S9 - Chatham, Chatham-Kent, Ontario
- N7L 2T1 - Chatham, Chatham-Kent, Ontario
- N7L 2T2 - Chatham, Chatham-Kent, Ontario
- N7L 2T3 - Chatham, Chatham-Kent, Ontario
- N7L 2T4 - Chatham, Chatham-Kent, Ontario
- N7L 2T5 - Chatham, Chatham-Kent, Ontario
- N7L 2T6 - Chatham, Chatham-Kent, Ontario
- N7L 2T7 - Chatham, Chatham-Kent, Ontario
- N7L 2T8 - Chatham, Chatham-Kent, Ontario