    <SEC-DOCUMENT>0001104659-22-066577-index.html : 20220531
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    <ACCEPTANCE-DATETIME>20220531163128
    ACCESSION NUMBER:		0001104659-22-066577
    CONFORMED SUBMISSION TYPE:	SD
    PUBLIC DOCUMENT COUNT:		20
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    <ITEM-PERIOD>20211231
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    FILED AS OF DATE:		20220531
    DATE AS OF CHANGE:		20220531

    FILER:

    	COMPANY DATA:
    		COMPANY CONFORMED NAME:			Ribbon Communications Inc.
    		CENTRAL INDEX KEY:			0001708055
    		STANDARD INDUSTRIAL CLASSIFICATION:	SERVICES-COMPUTER INTEGRATED SYSTEMS DESIGN [7373]
    		IRS NUMBER:				821669692
    		STATE OF INCORPORATION:			DE
    		FISCAL YEAR END:			1231

    	FILING VALUES:
    		FORM TYPE:		SD
    		SEC ACT:		1934 Act
    		SEC FILE NUMBER:	001-38267
    		FILM NUMBER:		22983816

    	BUSINESS ADDRESS:
    		STREET 1:		6500 CHASE OAKS BOULEVARD
    		CITY:			PLANO
    		STATE:			TX
    		ZIP:			75023
    		BUSINESS PHONE:		877-412-8867

    	MAIL ADDRESS:
    		STREET 1:		6500 CHASE OAKS BOULEVARD
    		CITY:			PLANO
    		STATE:			TX
    		ZIP:			75023

    	FORMER COMPANY:
    		FORMER CONFORMED NAME:	Sonus Networks, Inc.
    		DATE OF NAME CHANGE:	20171027

    	FORMER COMPANY:
    		FORMER CONFORMED NAME:	Solstice Sapphire Investments, Inc.
    		DATE OF NAME CHANGE:	20170531
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