Canadial Know Who Called
← Area code 412

412-399 phone numbers

Numbers 412-399-0000 to 412-399-9999 are assigned to Level 3 Communications, LLC (rate centre PTTSBGZON5, PA, NANPA abbreviation). 5 of its ten thousand-number blocks are assigned to other carriers (number pooling).

Not assigned to any carrier: 412-399-1xxx, 412-399-2xxx, 412-399-3xxx, 412-399-4xxx — calls from these use spoofed caller IDs.

Source: North American Numbering Plan Administrator, Nov 3, 2026. Numbers can move between carriers.

Reported numbers in 412-399

  1. 1 (412) 399-5833 3complaints
  2. 2 (412) 399-0211 2complaints
  3. 3 (412) 399-0383 2complaints
  4. 4 (412) 399-5458 2complaints
  5. 5 (412) 399-8646 2complaints
  6. 6 (412) 399-0027 1complaints
  7. 7 (412) 399-0161 1complaints
  8. 8 (412) 399-0167 1complaints
  9. 9 (412) 399-0169 1complaints
  10. 10 (412) 399-0172 1complaints
  11. 11 (412) 399-0189 1complaints
  12. 12 (412) 399-0210 1complaints
  13. 13 (412) 399-0304 1complaints
  14. 14 (412) 399-0355 1complaints
  15. 15 (412) 399-0374 1complaints
  16. 16 (412) 399-0377 1complaints
  17. 17 (412) 399-0415 1complaints
  18. 18 (412) 399-0484 1complaints
  19. 19 (412) 399-0489 1complaints
  20. 20 (412) 399-0501 1complaints
  21. 21 (412) 399-0522 1complaints
  22. 22 (412) 399-0537 1complaints
  23. 23 (412) 399-0573 1complaints
  24. 24 (412) 399-0586 1complaints
  25. 25 (412) 399-0594 1complaints
  26. 26 (412) 399-0605 1complaints
  27. 27 (412) 399-0660 1complaints
  28. 28 (412) 399-0682 1complaints
  29. 29 (412) 399-0686 1complaints
  30. 30 (412) 399-0689 1complaints
  31. 31 (412) 399-0734 1complaints
  32. 32 (412) 399-0774 1complaints
  33. 33 (412) 399-0826 1complaints
  34. 34 (412) 399-0836 1complaints
  35. 35 (412) 399-0899 1complaints
  36. 36 (412) 399-0911 1complaints
  37. 37 (412) 399-0913 1complaints
  38. 38 (412) 399-0940 1complaints
  39. 39 (412) 399-0962 1complaints
  40. 40 (412) 399-0965 1complaints
  41. 41 (412) 399-0982 1complaints
  42. 42 (412) 399-0987 1complaints
  43. 43 (412) 399-1057 1complaints
  44. 44 (412) 399-1571 1complaints
  45. 45 (412) 399-5036 1complaints
  46. 46 (412) 399-5723 1complaints
  47. 47 (412) 399-5741 1complaints
  48. 48 (412) 399-5778 1complaints
  49. 49 (412) 399-5809 1complaints
  50. 50 (412) 399-5974 1complaints

Showing the 50 most-reported.