← Area code 331
331-422 phone numbers
Numbers 331-422-0000 to 331-422-9999 are assigned to Level 3 Communications, LLC in St. Charles, IL. 6 of its ten thousand-number blocks are assigned to other carriers (number pooling).
Not assigned to any carrier: 331-422-2xxx — calls from these use spoofed caller IDs.
Source: North American Numbering Plan Administrator, Nov 3, 2026. Numbers can move between carriers.
Reported numbers in 331-422
- 1 (331) 422-1614 3complaints
- 2 (331) 422-0149 1complaints
- 3 (331) 422-0242 1complaints
- 4 (331) 422-0407 1complaints
- 5 (331) 422-1002 1complaints
- 6 (331) 422-1111 1complaints
- 7 (331) 422-1207 1complaints
- 8 (331) 422-1231 1complaints
- 9 (331) 422-1435 1complaints
- 10 (331) 422-1506 1complaints
- 11 (331) 422-1668 1complaints
- 12 (331) 422-1882 1complaints
- 13 (331) 422-1962 1complaints
- 14 (331) 422-1997 1complaints
- 15 (331) 422-2901 1complaints
- 16 (331) 422-3010 1complaints
- 17 (331) 422-3293 1complaints
- 18 (331) 422-3480 1complaints
- 19 (331) 422-3555 1complaints
- 20 (331) 422-3642 1complaints
- 21 (331) 422-3967 1complaints
- 22 (331) 422-4086 1complaints
- 23 (331) 422-4175 1complaints
- 24 (331) 422-4525 1complaints
- 25 (331) 422-4548 1complaints
- 26 (331) 422-4795 1complaints
- 27 (331) 422-7315 1complaints
- 28 (331) 422-7379 1complaints
- 29 (331) 422-7934 1complaints
- 30 (331) 422-7936 1complaints
- 31 (331) 422-7959 1complaints