<?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>0001232615</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>DUKE DWIGHT B</nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>
      <relationshipsToIssuer>
        <relationshipToIssuer>Officer</relationshipToIssuer>
      </relationshipsToIssuer>
    </issuerInfo>
    <securitiesInformation>
      <securitiesClassTitle>Common</securitiesClassTitle>
      <brokerOrMarketmakerDetails>
        <name>Charles Schwab Corporation</name>
        <address>
          <com:street1>3000 Schwab Way</com:street1>
          <com:city>Westlake</com:city>
          <com:stateOrCountry>TX</com:stateOrCountry>
          <com:zipCode>76262</com:zipCode>
        </address>
      </brokerOrMarketmakerDetails>
      <noOfUnitsSold>34827</noOfUnitsSold>
      <aggregateMarketValue>3562105.00</aggregateMarketValue>
      <noOfUnitsOutstanding>29325154</noOfUnitsOutstanding>
      <approxSaleDate>05/26/2023</approxSaleDate>
      <securitiesExchangeName>NYSE</securitiesExchangeName>
    </securitiesInformation>
    <securitiesToBeSold>
      <securitiesClassTitle>Common</securitiesClassTitle>
      <acquiredDate>01/30/2012</acquiredDate>
      <natureOfAcquisitionTransaction>RSU</natureOfAcquisitionTransaction>
      <nameOfPersonfromWhomAcquired>Issuer</nameOfPersonfromWhomAcquired>
      <isGiftTransaction>N</isGiftTransaction>
      <amountOfSecuritiesAcquired>34827</amountOfSecuritiesAcquired>
      <paymentDate>01/30/2012</paymentDate>
      <natureOfPayment>Equity Compensation</natureOfPayment>
    </securitiesToBeSold>
    <nothingToReportFlagOnSecuritiesSoldInPast3Months>Y</nothingToReportFlagOnSecuritiesSoldInPast3Months>
    <remarks>For shares to be sold, the shares were acquired at various points between 01/30/2012 - 05/24/2022. All shares were acquired via RSUs and payment via equity compensation.</remarks>
    <noticeSignature>
      <noticeDate>05/26/2023</noticeDate>
      <signature>Dwight B Duke</signature>
    </noticeSignature>
  </formData>
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144
0001232615
XXXXXXXX
LIVE
0000067215
DYCOM INDUSTRIES INC
001-10613
11780 U.S. HIGHWAY 1
SUITE 600
PALM BEACH GARDENS
FL
33408
561-627-7171
DUKE DWIGHT B
Officer
Common
Charles Schwab Corporation
3000 Schwab Way
Westlake
TX
76262
34827
3562105.00
29325154
05/26/2023
NYSE
Common
01/30/2012
RSU
Issuer
N
34827
01/30/2012
Equity Compensation
Y
For shares to be sold, the shares were acquired at various points between 01/30/2012 - 05/24/2022. All shares were acquired via RSUs and payment via equity compensation.
05/26/2023
Dwight B Duke