| ResultCode | Certainty | Comment |
|---|---|---|
| 0 | Unverified | Invalid number format supplied. |
| 1 | Unknown | Valid number format but not verified with network lookup. |
| 2 | Absent | Number format validated and number verified via network lookup but not currently available (i.e. phone off, out of range). |
| 3 | Verified | Number format validated and number verified. |
| 4 | Teleservice not provisioned | Valid number but not active on a network. |
