As Voice over IP (VoIP) use continues to grow around the world, many may be asking, Why? Here are nine big reasons: § It’s Cheaper Than Traditional Phone Service. VoIP is less expensive than traditional phone lines, primarily because it eliminates long-distance charges. When using VoIP, the cost to place a call is the same regardless of whether you call around the block, across the nation, or around the world. § More Than 70 Percent of Traditional Landlines for Residential