Acquiring A business phone number can be a significant expense for a small business, entrepreneur, or start-up. How can your small business appear professional without investing in an expensive hardware-based business phone system? A virtual business phone number gives your small business access to a robust and professional cloud-based voice communication system without investing in personnel, infrastructure, and hardware. While large companies can invest in an on-site hardware-based private branch exchange (PBX) for their telecommunications, small and medium-sized businesses are turning to cloud-based solutions. Cloud-based business phone systems can help reduce operating expenses while maintaining a business phone number virtually.