| Business | Phone |
| Advanced Healthcare Mgmt Sunnyvale 94087 | (408) 738-3590 |
| Automated Billing Svc 160 E Remington Dr # C145, Sunnyvale 94087 | (650) 940-4542 |
| Banyan Billing 341 Cobalt Way # 208, Sunnyvale 94085 | (408) 245-1525 |
| Ebic 1190 Mountain View Alviso Rd J, Sunnyvale 94089 | (408) 246-9960 |