← Area code 401
401-603 phone numbers
Numbers 401-603-0000 to 401-603-9999 are assigned to Ymax Communications Corp. in Providence, RI. 4 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 401-603
- 1 (401) 603-0946 2complaints
- 2 (401) 603-2512 2complaints
- 3 (401) 603-0426 1complaints
- 4 (401) 603-0769 1complaints
- 5 (401) 603-0907 1complaints
- 6 (401) 603-1129 1complaints
- 7 (401) 603-1803 1complaints
- 8 (401) 603-1898 1complaints
- 9 (401) 603-2305 1complaints
- 10 (401) 603-2419 1complaints
- 11 (401) 603-3424 1complaints
- 12 (401) 603-3900 1complaints
- 13 (401) 603-4417 1complaints
- 14 (401) 603-4804 1complaints
- 15 (401) 603-5402 1complaints