network operator billing systems / transit network operator / transit network / explicit customer or network / multi-carrier network / telecommunications industry / network operator / telecommunications industry bodies / access networks / ancillary services / /
Organization
Industry Number Management Service / Prime Service / Numbering Advisory Committee / Access and Prime Service / Terminating Access Service / Contracted Access Service / Australian Communications Authority / Australian Competition and Consumer Commission / Contracted Prime Service / Originating Access Service / Transit Service / Telecommunications Authority / / /