← Area code 423
423-604 phone numbers
Numbers 423-604-0000 to 423-604-9999 are assigned to Onvoy, LLC in Etowah, TN. 6 of its ten thousand-number blocks are assigned to other carriers (number pooling).
Not assigned to any carrier: 423-604-2xxx — calls from these use spoofed caller IDs.
Source: North American Numbering Plan Administrator, Nov 3, 2026. Numbers can move between carriers.
Reported numbers in 423-604
- 1 (423) 604-0590 9complaints
- 2 (423) 604-3467 4complaints
- 3 (423) 604-9058 4complaints
- 4 (423) 604-9484 4complaints
- 5 (423) 604-0129 3complaints
- 6 (423) 604-7098 3complaints
- 7 (423) 604-7198 3complaints
- 8 (423) 604-9607 3complaints
- 9 (423) 604-3764 2complaints
- 10 (423) 604-5749 2complaints
- 11 (423) 604-5861 2complaints
- 12 (423) 604-7037 2complaints
- 13 (423) 604-7437 2complaints
- 14 (423) 604-7680 2complaints
- 15 (423) 604-7682 2complaints
- 16 (423) 604-7722 2complaints
- 17 (423) 604-9008 2complaints
- 18 (423) 604-9119 2complaints
- 19 (423) 604-9180 2complaints
- 20 (423) 604-9207 2complaints
- 21 (423) 604-9345 2complaints
- 22 (423) 604-9444 2complaints
- 23 (423) 604-0450 1complaints
- 24 (423) 604-0591 1complaints
- 25 (423) 604-0707 1complaints
- 26 (423) 604-0719 1complaints
- 27 (423) 604-1930 1complaints
- 28 (423) 604-3130 1complaints
- 29 (423) 604-3338 1complaints
- 30 (423) 604-3413 1complaints
- 31 (423) 604-3425 1complaints
- 32 (423) 604-3441 1complaints
- 33 (423) 604-3504 1complaints
- 34 (423) 604-3524 1complaints
- 35 (423) 604-3596 1complaints
- 36 (423) 604-3715 1complaints
- 37 (423) 604-3723 1complaints
- 38 (423) 604-3744 1complaints
- 39 (423) 604-3804 1complaints
- 40 (423) 604-3813 1complaints
- 41 (423) 604-3832 1complaints
- 42 (423) 604-3963 1complaints
- 43 (423) 604-3966 1complaints
- 44 (423) 604-4094 1complaints
- 45 (423) 604-4280 1complaints
- 46 (423) 604-4352 1complaints
- 47 (423) 604-4503 1complaints
- 48 (423) 604-4622 1complaints
- 49 (423) 604-4726 1complaints
- 50 (423) 604-4826 1complaints
Showing the 50 most-reported.