Sombra (Southwestern Ontario, N0P 2H0)
1. Pardee (Historical Post Office near Sarnia) Your Host(s): Canada Post, Phone: (519) 892-3646 Leave a Public Review
  2. Sombra Your Host(s): Canada Post Sombra, Phone: (519) 892-3646 Leave a Public Review
Pop. 280. In Sombra T., Lambton C., on the St. Clair.R. and St. Clair Parkway and C. Rd. 2, linked to Marine City, MI, by ferry service, 32 km S of Sarnia.
  3. Port Lambton (Port Lambton, 7km) Your Host(s): Canada Post Port Lambton, Phone: (519) 677-5806 Public Reviews (1) Leave a Public Review
Pop. 756. In Sombra T., Lambton C., on the St. Clair Rand St. Clair Parkway and C. Rd. 1, 15 km. NW of Wallaceburg.
  4. Walpole Island (Port Lambton, 7km) Your Host(s): Canada Post Port Lambton, Phone: (519) 677-5806 Leave a Public Review
Pop. 1,374. In Lambton C.: in the NE portion of L. St. Clair at the mouth of the St. Clair R., 52 km S of Sarnia.
  5. Courtright (Courtright, 12km) Your Host(s): Canada Post Courtright, Phone: (519) 867-5238 Leave a Public Review
Pop. 1,046. In Moore T., Lambton C., on the St. Clair R. and the St. Clair Parkway at C. Rd. 80, 19 km. S of Sarnia.
  6. Wilkesport (Wilkesport, 10km) Your Host(s): Wilkesport Branch Library, Phone: (519) 864-4000 Leave a Public Review
Pop. 122. In Lambton C. on the North Sydenham R. and C. Rd. 31, 2 km N of C. Rd. 2.
  7. Mooretown (Mooretown, 14km) Your Host(s): Mooretown Library, Phone: (519) 867-2823 Leave a Public Review
Pop. 342. In Moore T., Lambton C., on the St. Clair R. and St. Clair Parkway, 20 km S of Sarnia.
8. Township of St. Clair (Lower Tier Lambton) (Mooretown, 14km) Your Host(s): Municipal Administration, Phone: (519) 867-2021 Leave a Public Review
9. Oldfield (Historical Post Office) (Wallaceburg, 15km) Your Host(s): Canada Post Wallaceburg, Phone: (519) 627-4771 Leave a Public Review
10. Wallaceburg (Wallaceburg, 15km) Your Host(s): Canada Post Wallaceburg, Phone: (519) 627-4771 Leave a Public Review
Pop. 11,772. In Chatham T., Kent C., at the confluence ofthe North and East branches of the Sydenham R., on Hwy 40 and C. Rd. 78, 27 km NW of Chatham.
  11. Corunna (Corunna, 19km) Your Host(s): Canada Post Corunna, Phone: (519) 862-3632 Leave a Public Review
Pop. 7,500. In Moore T., Lambton C., on the St. Clair R. opposite Stag I. and on the St. Clair Parkway, 9 km. S ofSarnia.