<SEC-DOCUMENT>0001708055-20-000168.txt : 20200909
<SEC-HEADER>0001708055-20-000168.hdr.sgml : 20200909
<ACCEPTANCE-DATETIME>20200909163204
ACCESSION NUMBER:		0001708055-20-000168
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20200904
FILED AS OF DATE:		20200909
DATE AS OF CHANGE:		20200909

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			LOPEZ MIGUEL A
		CENTRAL INDEX KEY:			0001600024

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-38267
		FILM NUMBER:		201166841

	MAIL ADDRESS:	
		STREET 1:		HARRIS CORPORATION
		STREET 2:		1025 W NASA BOULEVARD
		CITY:			MELBOURNE
		STATE:			FL
		ZIP:			32919

ISSUER:		

	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

	BUSINESS ADDRESS:	
		STREET 1:		4 TECHNOLOGY PARK DRIVE
		CITY:			WESTFORD
		STATE:			MA
		ZIP:			01886
		BUSINESS PHONE:		978-614-8090

	MAIL ADDRESS:	
		STREET 1:		4 TECHNOLOGY PARK DRIVE
		CITY:			WESTFORD
		STATE:			MA
		ZIP:			01886

	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
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>edgar.xml
<DESCRIPTION>PRIMARY DOCUMENT
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0306</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2020-09-04</periodOfReport>

    <issuer>
        <issuerCik>0001708055</issuerCik>
        <issuerName>Ribbon Communications Inc.</issuerName>
        <issuerTradingSymbol>RBBN</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001600024</rptOwnerCik>
            <rptOwnerName>LOPEZ MIGUEL A</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O RIBBON COMMUNICATIONS INC.</rptOwnerStreet1>
            <rptOwnerStreet2>4 TECHNOLOGY PARK DRIVE</rptOwnerStreet2>
            <rptOwnerCity>WESTFORD</rptOwnerCity>
            <rptOwnerState>MA</rptOwnerState>
            <rptOwnerZipCode>01886</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>EVP and CFO</officerTitle>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2020-09-04</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>P</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>5000</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>3.922</value>
                    <footnoteId id="F1"/>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>20000</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <derivativeTable></derivativeTable>

    <footnotes>
        <footnote id="F1">The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $3.90 to $3.96, inclusive. The reporting person undertakes to provide to Ribbon Communications Inc. (&quot;Ribbon&quot;), any security holder of Ribbon, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price with the ranges set forth in this footnote.</footnote>
    </footnotes>

    <ownerSignature>
        <signatureName>Patrick Macken, Attorney-in-Fact for Miguel A. Lopez</signatureName>
        <signatureDate>2020-09-09</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
