content: <?xml version="1.0" encoding="UTF-8"?><edgarSubmission xmlns="http://www.sec.gov/edgar/ownership" xmlns:com="http://www.sec.gov/edgar/common">
    <headerData>
      <submissionType>144</submissionType>
      <filerInfo>
        <filer>
          <filerCredentials>
            <cik>0001948181</cik>
            <ccc>XXXXXXXX</ccc>
          </filerCredentials>
        </filer>
        <liveTestFlag>LIVE</liveTestFlag>
  
  
  
      </filerInfo>
    </headerData>
    <formData>
      <issuerInfo>
        <issuerCik>0000067215</issuerCik>
        <issuerName>DYCOM INDUSTRIES INC</issuerName>
        <secFileNumber>001-10613</secFileNumber>
        <issuerAddress>
          <com:street1>11780 U.S. HIGHWAY 1</com:street1>
          <com:street2>SUITE 600</com:street2>
          <com:city>PALM BEACH GARDENS</com:city>
          <com:stateOrCountry>FL</com:stateOrCountry>
          <com:zipCode>33408</com:zipCode>
        </issuerAddress>
        <issuerContactPhone>561-627-7171</issuerContactPhone>
        <nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>Lawson Jason T</nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>
        <relationshipsToIssuer>
          <relationshipToIssuer>Officer</relationshipToIssuer>
        </relationshipsToIssuer>
      </issuerInfo>
      <securitiesInformation>
        <securitiesClassTitle>Common Stock</securitiesClassTitle>
        <brokerOrMarketmakerDetails>
          <name>Morgan Stanley Smith Barney</name>
          <address>
            <com:street1>600 - 3 Avenue SW</com:street1>
            <com:street2>Suite 1500</com:street2>
            <com:city>Calgary</com:city>
            <com:stateOrCountry>A0</com:stateOrCountry>
            <com:zipCode>T2P 0G5</com:zipCode>
          </address>
        </brokerOrMarketmakerDetails>
        <noOfUnitsSold>618</noOfUnitsSold>
        <aggregateMarketValue>54557.04</aggregateMarketValue>
        <noOfUnitsOutstanding>29333411</noOfUnitsOutstanding>
        <approxSaleDate>10/11/2023</approxSaleDate>
        <securitiesExchangeName>NYSE</securitiesExchangeName>
      </securitiesInformation>
      <securitiesToBeSold>
        <securitiesClassTitle>Common</securitiesClassTitle>
        <acquiredDate>10/10/2023</acquiredDate>
        <natureOfAcquisitionTransaction>Compensation for past service provided to Issuer</natureOfAcquisitionTransaction>
        <nameOfPersonfromWhomAcquired>Dycom Industries, Inc.</nameOfPersonfromWhomAcquired>
        <isGiftTransaction>N</isGiftTransaction>
        <amountOfSecuritiesAcquired>618</amountOfSecuritiesAcquired>
        <paymentDate>10/10/2023</paymentDate>
        <natureOfPayment>Past service provided to Issuer</natureOfPayment>
      </securitiesToBeSold>
      <nothingToReportFlagOnSecuritiesSoldInPast3Months>Y</nothingToReportFlagOnSecuritiesSoldInPast3Months>
      <noticeSignature>
        <noticeDate>10/12/2023</noticeDate>
        <signature>Jason T. Lawson</signature>
      </noticeSignature>
    </formData>
  </edgarSubmission>
metadata_documents: [{"type": "144", "sequence": "1", "filename": "primary_doc.xml", "secsgml_size_bytes": 2878}]
text: 144
  0001948181
  XXXXXXXX
  LIVE
  0000067215
  DYCOM INDUSTRIES INC
  001-10613
  11780 U.S. HIGHWAY 1
  SUITE 600
  PALM BEACH GARDENS
  FL
  33408
  561-627-7171
  Lawson Jason T
  Officer
  Common Stock
  Morgan Stanley Smith Barney
  600 - 3 Avenue SW
  Suite 1500
  Calgary
  A0
  T2P 0G5
  618
  54557.04
  29333411
  10/11/2023
  NYSE
  Common
  10/10/2023
  Compensation for past service provided to Issuer
  Dycom Industries, Inc.
  N
  618
  10/10/2023
  Past service provided to Issuer
  Y
  10/12/2023
  Jason T. Lawson