0000065873-99-000020 15-15D 1 19990401 360 COMMUNICATIONS CO 0001003959 4813 470649117 DE 1231 15-15D 34 033-99756 99585175 8725 W HIGGINS RD CHICAGO IL 60631 7733992500 8725 W HIGGINS ROAD CHICAGO IL 60631 SPRINT CELLULAR CO 19951124 15-15D 1 000006587399000020-001-seq1-15-15d.txt FORM 15D FOR 360 COMMUNICATIONS COMPANY