Are postal codes house specific?

Related questions

1. Can two houses have the same postal code?
2. What do the letters in a postcode mean?
3. Why do postcodes change?
4. Are all ZIP codes 5 digits?
5. What is the biggest postcode area?
6. Is zip code and PIN code same?
7. What does my postcode mean?
8. Can a postcode cover more than one street?
9. How are postcodes decided?
10. Can postcodes change?

Tags

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2. #households
3. #there
4. #comprised
5. #locations
6. #delivery
7. #explained
8. #average
9. #mechanically
10. #approximately
11. #allow
12. #sorted
13. #currently
14. #geographic
15. #characters
16. #canada
17. #easier
18. #postal
19. #manually
20. #codes
21. #canadian