National Bank of Oman has been accorded the following credit ratings by the industry’s leading rating institutions:
| Rating Agency | Long Term Rating | Short Term Rating | Outlook | Date |
| Moody's Ratings | Ba2 | NP | Stable
| May-23
|
| Rating Agency | Long Term Rating | Short Term Rating | Outlook | Date |
| Fitch Ratings | BB
| B | Stable
| Oct-23
|
| Rating Agency | Long Term Rating | Short Term Rating | Outlook | Date |
| Capital Intelligence | BB | B
| Stable | May-23
|
