<SEC-DOCUMENT>0001564590-16-024767-index.html : 20160829 <SEC-HEADER>0001564590-16-024767.hdr.sgml : 20160829 <ACCEPTANCE-DATETIME>20160829150357 ACCESSION NUMBER: 0001564590-16-024767 CONFORMED SUBMISSION TYPE: 10-K/A PUBLIC DOCUMENT COUNT: 4 CONFORMED PERIOD OF REPORT: 20151231 FILED AS OF DATE: 20160829 DATE AS OF CHANGE: 20160829 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: 10-K/A SEC ACT: 1934 Act SEC FILE NUMBER: 000-27512 FILM NUMBER: 161857497 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>10-K/A <SEQUENCE>1 <FILENAME>csgs-10ka_20151231.htm <DESCRIPTION>10-K/A <TEXT> Document 1 - file: csgs-10ka_20151231.htm
</DOCUMENT> <DOCUMENT> <TYPE>EX-10.24AZ <SEQUENCE>2 <FILENAME>csgs-ex1024az_6.htm <DESCRIPTION>EX-10.24AZ <TEXT> Document 2 - file: csgs-ex1024az_6.htm
</DOCUMENT> <DOCUMENT> <TYPE>EX-31.01A <SEQUENCE>3 <FILENAME>csgs-ex3101a_8.htm <DESCRIPTION>EX-31.01A <TEXT> Document 3 - file: csgs-ex3101a_8.htm
</DOCUMENT> <DOCUMENT> <TYPE>EX-31.02A <SEQUENCE>4 <FILENAME>csgs-ex3102a_7.htm <DESCRIPTION>EX-31.02A <TEXT> Document 4 - file: csgs-ex3102a_7.htm
</DOCUMENT> </SEC-DOCUMENT>