← Area code 203
203-599 phone numbers
Numbers 203-599-0000 to 203-599-9999 are assigned to Level 3 Communications, LLC in Meriden, CT. 6 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 203-599
- 1 (203) 599-9573 7complaints
- 2 (203) 599-4873 5complaints
- 3 (203) 599-7105 4complaints
- 4 (203) 599-9574 4complaints
- 5 (203) 599-7327 3complaints
- 6 (203) 599-8379 3complaints
- 7 (203) 599-9799 3complaints
- 8 (203) 599-0520 2complaints
- 9 (203) 599-0647 2complaints
- 10 (203) 599-0769 2complaints
- 11 (203) 599-0904 2complaints
- 12 (203) 599-3026 2complaints
- 13 (203) 599-7857 2complaints
- 14 (203) 599-8300 2complaints
- 15 (203) 599-8397 2complaints
- 16 (203) 599-9009 2complaints
- 17 (203) 599-9013 2complaints
- 18 (203) 599-9717 2complaints
- 19 (203) 599-9798 2complaints
- 20 (203) 599-0022 1complaints
- 21 (203) 599-0049 1complaints
- 22 (203) 599-0056 1complaints
- 23 (203) 599-0191 1complaints
- 24 (203) 599-0203 1complaints
- 25 (203) 599-0546 1complaints
- 26 (203) 599-0683 1complaints
- 27 (203) 599-0968 1complaints
- 28 (203) 599-1367 1complaints
- 29 (203) 599-1419 1complaints
- 30 (203) 599-1751 1complaints
- 31 (203) 599-1802 1complaints
- 32 (203) 599-1900 1complaints
- 33 (203) 599-1964 1complaints
- 34 (203) 599-2080 1complaints
- 35 (203) 599-2392 1complaints
- 36 (203) 599-2976 1complaints
- 37 (203) 599-3665 1complaints
- 38 (203) 599-4128 1complaints
- 39 (203) 599-4505 1complaints
- 40 (203) 599-4807 1complaints
- 41 (203) 599-4877 1complaints
- 42 (203) 599-6573 1complaints
- 43 (203) 599-6970 1complaints
- 44 (203) 599-7065 1complaints
- 45 (203) 599-7385 1complaints
- 46 (203) 599-7502 1complaints
- 47 (203) 599-7573 1complaints
- 48 (203) 599-7581 1complaints
- 49 (203) 599-7616 1complaints
- 50 (203) 599-7648 1complaints
Showing the 50 most-reported.