| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| free voip provider sip usa | 1.83 | 1 | 5566 | 80 |
| free sip provider usa | 0.22 | 0.9 | 4536 | 35 |
| free voip usa providers | 0.95 | 0.7 | 9755 | 89 |
| free sip voip service | 0.57 | 0.1 | 2086 | 32 |
| free voip service providers in usa | 0.58 | 0.7 | 6083 | 54 |
| sip voip service provider | 1.98 | 0.5 | 3754 | 65 |
| sip based voip provider | 1.2 | 0.3 | 6435 | 48 |
| voip provider in usa | 1.99 | 0.2 | 9126 | 14 |
| free voip sip server | 1.2 | 0.9 | 8324 | 64 |
| best voip sip provider | 1.69 | 1 | 8143 | 76 |
| sip providers usa free | 0.06 | 0.6 | 9133 | 71 |
| free voip usa service | 0.84 | 1 | 2869 | 68 |
| voip sip service providers | 0.7 | 0.6 | 3288 | 35 |
| sip based voip service providers | 1.41 | 0.8 | 4300 | 95 |
| voip service providers usa | 0.07 | 0.7 | 6659 | 10 |
