← Area code 608
608-400 phone numbers
Numbers 608-400-0000 to 608-400-9999 are assigned to Onvoy, LLC in Madison, WI. 8 of its ten thousand-number blocks are assigned to other carriers (number pooling).
Source: North American Numbering Plan Administrator, Nov 3, 2026. Numbers can move between carriers.
Reported numbers in 608-400
- 1 (608) 400-0213 2complaints
- 2 (608) 400-0374 2complaints
- 3 (608) 400-4623 2complaints
- 4 (608) 400-5575 2complaints
- 5 (608) 400-8219 2complaints
- 6 (608) 400-9744 2complaints
- 7 (608) 400-0279 1complaints
- 8 (608) 400-0321 1complaints
- 9 (608) 400-0464 1complaints
- 10 (608) 400-0470 1complaints
- 11 (608) 400-0578 1complaints
- 12 (608) 400-0956 1complaints
- 13 (608) 400-0974 1complaints
- 14 (608) 400-4170 1complaints
- 15 (608) 400-4249 1complaints
- 16 (608) 400-4374 1complaints
- 17 (608) 400-4400 1complaints
- 18 (608) 400-4673 1complaints
- 19 (608) 400-4731 1complaints
- 20 (608) 400-4812 1complaints
- 21 (608) 400-6247 1complaints
- 22 (608) 400-8007 1complaints
- 23 (608) 400-8169 1complaints
- 24 (608) 400-8537 1complaints
- 25 (608) 400-8578 1complaints
- 26 (608) 400-8630 1complaints
- 27 (608) 400-8717 1complaints
- 28 (608) 400-9070 1complaints
- 29 (608) 400-9370 1complaints