The link below leads to all companies in Nigeria by States, and their addresses:

1. List Of All Companies In Abia state
2. List Of All Companies In Adamawa state
3. List Of All Companies In Anambra state
4. List Of All Companies In Akwa Ibom state
5. List Of All Companies In Bauchi state
6. List Of All Companies In Bayelsa state
7. List Of All Companies In Benue state
8. List Of All Companies In Borno state
9. List Of All Companies In Cross River state
10. List Of All Companies In Delta state
11. List Of All Companies In Ebonyi state
12. List Of All Companies In Enugu state
13. List Of All Companies In Edo state
14. List Of All Companies In Ekiti state
15. List Of All Companies In Gombe state
16. List Of All Companies In Imo state
17. List Of All Companies In Jigawa state
18. List Of All Companies In Kaduna state
19. List Of All Companies In Kano state
20. List Of All Companies In Katsina state
21. List Of All Companies In Kebbi state
22. List Of All Companies In Kogi state
23. List Of All Companies In Kwara state
24. List Of All Companies In Lagos state
25. List Of All Companies In Nasarawa state
26. List Of All Companies In Niger state
27. List Of All Companies In Ogun state
28. List Of All Companies In Ondo state
29. List Of All Companies In Osun state
30. List Of All Companies In Oyo state
31. List Of All Companies In Plateau state
32. List Of All Companies In Rivers state
33. List Of All Companies In Sokoto state
34. List Of All Companies In Taraba state
35. List Of All Companies In Yobe state
36. List Of All Companies In Zamfara state
37. List Of All Companies In Abuja FCT