| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| usps certified tracking number lookup | 0.75 | 0.7 | 7897 | 93 |
| usps certified mail tracking number lookup | 1.77 | 0.8 | 3198 | 53 |
| usps certified letter tracking number lookup | 1.52 | 0.1 | 3587 | 44 |
| tracking number usps certified mail | 0.75 | 1 | 9334 | 61 |
| usps certified mail tracking number track | 1.12 | 0.6 | 5116 | 57 |
| usps certified tracking search | 1.87 | 0.1 | 3526 | 70 |
| usps certified tracking by tracking number | 1.1 | 0.8 | 4909 | 73 |
