Welcome to CTI Group | US Website CTI Group has a long history of providing ebilling and analytics solutions to converged, fixed and mobile operators. Our tools provide in-depth telecom and communication systems billing analysis for large enterprises and SMEs, and we have an enviable tier 1 and tier 2 customer base that includes many of the world�s leading communications businesses. Splitbill.mobi~Site InfoWhoisTrace RouteRBL Check