content: <?xml version="1.0" encoding="UTF-8"?><edgarSubmission xmlns="http://www.sec.gov/edgar/ownership" xmlns:com="http://www.sec.gov/edgar/common">
    <!-- Generated by Workiva -->
    <headerData>
      <submissionType>144</submissionType>
      <filerInfo>
        <filer>
          <filerCredentials>
            <cik>0001178032</cik>
            <ccc>XXXXXXXX</ccc>
          </filerCredentials>
        </filer>
        <liveTestFlag>LIVE</liveTestFlag>
  
  
  
      </filerInfo>
    </headerData>
    <formData>
      <issuerInfo>
        <issuerCik>0001418819</issuerCik>
        <issuerName>Iridium Communications Inc.</issuerName>
        <secFileNumber>001-33963</secFileNumber>
        <issuerAddress>
          <com:street1>1750 TYSONS BOULEVARD</com:street1>
          <com:street2>Suite 1400</com:street2>
          <com:city>MCLEAN</com:city>
          <com:stateOrCountry>VA</com:stateOrCountry>
          <com:zipCode>22102</com:zipCode>
        </issuerAddress>
        <issuerContactPhone>301-571-6200</issuerContactPhone>
        <nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>Matthew J. Desch</nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>
        <relationshipsToIssuer>
          <relationshipToIssuer>Affiliate</relationshipToIssuer>
        </relationshipsToIssuer>
      </issuerInfo>
      <securitiesInformation>
        <securitiesClassTitle>Common</securitiesClassTitle>
        <brokerOrMarketmakerDetails>
          <name>J.P. Morgan Securities LLC</name>
          <address>
            <com:street1>390 Madison Avenue</com:street1>
            <com:street2>6th Floor</com:street2>
            <com:city>New York</com:city>
            <com:stateOrCountry>NY</com:stateOrCountry>
            <com:zipCode>10017</com:zipCode>
          </address>
        </brokerOrMarketmakerDetails>
        <noOfUnitsSold>25000</noOfUnitsSold>
        <aggregateMarketValue>1600000</aggregateMarketValue>
        <noOfUnitsOutstanding>125924403</noOfUnitsOutstanding>
        <approxSaleDate>06/07/2023</approxSaleDate>
        <securitiesExchangeName>Nasdaq</securitiesExchangeName>
      </securitiesInformation>
      <securitiesToBeSold>
        <securitiesClassTitle>Common</securitiesClassTitle>
        <acquiredDate>11/10/2022</acquiredDate>
        <natureOfAcquisitionTransaction>Transfer</natureOfAcquisitionTransaction>
        <nameOfPersonfromWhomAcquired>Matt Desch who acquired the shares via Compensation on 09/29/09</nameOfPersonfromWhomAcquired>
        <isGiftTransaction>N</isGiftTransaction>
        <amountOfSecuritiesAcquired>15327</amountOfSecuritiesAcquired>
        <paymentDate>11/10/2022</paymentDate>
        <natureOfPayment>NA</natureOfPayment>
      </securitiesToBeSold>
      <securitiesToBeSold>
        <securitiesClassTitle>Common</securitiesClassTitle>
        <acquiredDate>08/31/2021</acquiredDate>
        <natureOfAcquisitionTransaction>Transfer</natureOfAcquisitionTransaction>
        <nameOfPersonfromWhomAcquired>Matt Desch who acquired the shares via Compensation on 03/01/16</nameOfPersonfromWhomAcquired>
        <isGiftTransaction>N</isGiftTransaction>
        <amountOfSecuritiesAcquired>9000</amountOfSecuritiesAcquired>
        <paymentDate>08/31/2021</paymentDate>
        <natureOfPayment>NA</natureOfPayment>
      </securitiesToBeSold>
      <securitiesToBeSold>
        <securitiesClassTitle>Common</securitiesClassTitle>
        <acquiredDate>11/10/2022</acquiredDate>
        <natureOfAcquisitionTransaction>Transfer</natureOfAcquisitionTransaction>
        <nameOfPersonfromWhomAcquired>Matt Desch who acquired the shares via Compensation on 08/06/16</nameOfPersonfromWhomAcquired>
        <isGiftTransaction>N</isGiftTransaction>
        <amountOfSecuritiesAcquired>673</amountOfSecuritiesAcquired>
        <paymentDate>11/10/2022</paymentDate>
        <natureOfPayment>NA</natureOfPayment>
      </securitiesToBeSold>
      <nothingToReportFlagOnSecuritiesSoldInPast3Months>Y</nothingToReportFlagOnSecuritiesSoldInPast3Months>
      <remarks>The shares filed today will be sold by The Matt and Ann Desch Foundation,  Matthew J. Desch as Director</remarks>
      <noticeSignature>
        <noticeDate>06/07/2023</noticeDate>
        <planAdoptionDates>
          <planAdoptionDate>02/24/2023</planAdoptionDate>
        </planAdoptionDates>
        <signature>/s/ J.P. Morgan Securities LLC as agent and attorney-in-fact for The Matt and Ann Desch Foundation</signature>
      </noticeSignature>
    </formData>
  </edgarSubmission>
metadata_documents: [{"type": "144", "sequence": "1", "filename": "primary_doc.xml", "secsgml_size_bytes": 4337}]
text: 144
  0001178032
  XXXXXXXX
  LIVE
  0001418819
  Iridium Communications Inc.
  001-33963
  1750 TYSONS BOULEVARD
  Suite 1400
  MCLEAN
  VA
  22102
  301-571-6200
  Matthew J. Desch
  Affiliate
  Common
  J.P. Morgan Securities LLC
  390 Madison Avenue
  6th Floor
  New York
  NY
  10017
  25000
  1600000
  125924403
  06/07/2023
  Nasdaq
  Common
  11/10/2022
  Transfer
  Matt Desch who acquired the shares via Compensation on 09/29/09
  N
  15327
  11/10/2022
  NA
  Common
  08/31/2021
  Transfer
  Matt Desch who acquired the shares via Compensation on 03/01/16
  N
  9000
  08/31/2021
  NA
  Common
  11/10/2022
  Transfer
  Matt Desch who acquired the shares via Compensation on 08/06/16
  N
  673
  11/10/2022
  NA
  Y
  The shares filed today will be sold by The Matt and Ann Desch Foundation,  Matthew J. Desch as Director
  06/07/2023
  02/24/2023
  /s/ J.P. Morgan Securities LLC as agent and attorney-in-fact for The Matt and Ann Desch Foundation