1. Carrier Access Inc 12129 University Ave Ste 2000, Clive, IA 50325 Coordinate: 41.60111,-93.78483 Phone: (515) 987-9200
2. ITC Communications Inc 14333 Wildwood Dr, Clive, IA 50325 Coordinate: 41.61154,-93.81587 Phone: (515) 987-5603