đŗ Credit
| Company | Prefix | Length |
|---|---|---|
| Mastercard | 51 to 55 | 16 |
| Visa | 4 | 13 or 16 |
| American Express | 34 or 37 | 15 |
| Diners Club | 300 to 305, 36, or 38 | 14 |
| Discover | 6011 | 16 |
| JCB | 3, 1800, or 2131 | 15 or 16 |
* This information will not be saved.
| Carrier | Luhn |
|---|---|
| Invalid | â |