PRI is a telecommunications protocol that enables voice and data simultaneously over traditional phone lines and IP/PBX phone systems. PRI digital lines allow many benefits including substantial cost-savings, full capacity digital clarity and features such as caller ID which not found with traditional phone lines.

Searching for the most competitive rates on Voice T1 or PRI service? Blackrock Communication is a leading provider of voice services both nationally and internationally from over 100 leading telecommunications providers. Call toll free (855) 895-1100 to speak with one of our voice T1 consultants.