<SEC-DOCUMENT>0001564590-17-005977-index.html : 20170404 <SEC-HEADER>0001564590-17-005977.hdr.sgml : 20170404 <ACCEPTANCE-DATETIME>20170404121040 ACCESSION NUMBER: 0001564590-17-005977 CONFORMED SUBMISSION TYPE: DEFA14A PUBLIC DOCUMENT COUNT: 5 FILED AS OF DATE: 20170404 DATE AS OF CHANGE: 20170404 EFFECTIVENESS DATE: 20170404 FILER: COMPANY DATA: COMPANY CONFORMED NAME: CSG SYSTEMS INTERNATIONAL INC CENTRAL INDEX KEY: 0001005757 STANDARD INDUSTRIAL CLASSIFICATION: SERVICES-COMPUTER PROCESSING & DATA PREPARATION [7374] IRS NUMBER: 470783182 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: DEFA14A SEC ACT: 1934 Act SEC FILE NUMBER: 000-27512 FILM NUMBER: 17736935 BUSINESS ADDRESS: STREET 1: 9555 MAROON CIRCLE CITY: ENGLEWOOD STATE: CO ZIP: 80112 BUSINESS PHONE: 3037962850 MAIL ADDRESS: STREET 1: 9555 MAROON CIRCLE CITY: ENGLEWOOD STATE: CO ZIP: 80112 </SEC-HEADER> <DOCUMENT> <TYPE>DEFA14A <SEQUENCE>1 <FILENAME>csgs-defa14a_20170518.htm <DESCRIPTION>DEFA14A <TEXT> Document 1 - file: csgs-defa14a_20170518.htm
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</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>5 <FILENAME>g2017032801150622853138.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 5 - file: g2017032801150622853138.jpg
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