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>0001876439</cik>
            <ccc>XXXXXXXX</ccc>
          </filerCredentials>
        </filer>
        <liveTestFlag>LIVE</liveTestFlag>
  
  
  
      </filerInfo>
    </headerData>
    <formData>
      <issuerInfo>
        <issuerCik>0001534701</issuerCik>
        <issuerName>Phillips 66</issuerName>
        <secFileNumber>001-35349</secFileNumber>
        <issuerAddress>
          <com:street1>2331 CITYWEST BLVD.</com:street1>
          <com:city>HOUSTON</com:city>
          <com:stateOrCountry>TX</com:stateOrCountry>
          <com:zipCode>77042</com:zipCode>
        </issuerAddress>
        <issuerContactPhone>832-765-3010</issuerContactPhone>
        <nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>Pruitt Joseph Scott</nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>
        <relationshipsToIssuer>
          <relationshipToIssuer>Officer</relationshipToIssuer>
        </relationshipsToIssuer>
      </issuerInfo>
      <securitiesInformation>
        <securitiesClassTitle>Common</securitiesClassTitle>
        <brokerOrMarketmakerDetails>
          <name>Merrill Lynch</name>
          <address>
            <com:street1>3455 Peachtree Road NE</com:street1>
            <com:street2>Suite 1000</com:street2>
            <com:city>Atlanta</com:city>
            <com:stateOrCountry>GA</com:stateOrCountry>
            <com:zipCode>30326</com:zipCode>
          </address>
        </brokerOrMarketmakerDetails>
        <noOfUnitsSold>5922</noOfUnitsSold>
        <aggregateMarketValue>932103.23</aggregateMarketValue>
        <noOfUnitsOutstanding>427824429</noOfUnitsOutstanding>
        <approxSaleDate>03/18/2024</approxSaleDate>
        <securitiesExchangeName>NYSE</securitiesExchangeName>
      </securitiesInformation>
      <securitiesToBeSold>
        <securitiesClassTitle>Common</securitiesClassTitle>
        <acquiredDate>10/16/2021</acquiredDate>
        <natureOfAcquisitionTransaction>Vesting of a Stock Award</natureOfAcquisitionTransaction>
        <nameOfPersonfromWhomAcquired>Phillips 66</nameOfPersonfromWhomAcquired>
        <isGiftTransaction>N</isGiftTransaction>
        <amountOfSecuritiesAcquired>314</amountOfSecuritiesAcquired>
        <paymentDate>10/16/2021</paymentDate>
        <natureOfPayment>Compensatory Payment</natureOfPayment>
      </securitiesToBeSold>
      <securitiesToBeSold>
        <securitiesClassTitle>Common</securitiesClassTitle>
        <acquiredDate>02/05/2022</acquiredDate>
        <natureOfAcquisitionTransaction>Vesting of a Stock Award</natureOfAcquisitionTransaction>
        <nameOfPersonfromWhomAcquired>Phillips 66</nameOfPersonfromWhomAcquired>
        <isGiftTransaction>N</isGiftTransaction>
        <amountOfSecuritiesAcquired>330</amountOfSecuritiesAcquired>
        <paymentDate>02/05/2022</paymentDate>
        <natureOfPayment>Compensatory Payment</natureOfPayment>
      </securitiesToBeSold>
      <securitiesToBeSold>
        <securitiesClassTitle>Common</securitiesClassTitle>
        <acquiredDate>02/09/2024</acquiredDate>
        <natureOfAcquisitionTransaction>Vesting of a Stock Award</natureOfAcquisitionTransaction>
        <nameOfPersonfromWhomAcquired>Phillips 66</nameOfPersonfromWhomAcquired>
        <isGiftTransaction>N</isGiftTransaction>
        <amountOfSecuritiesAcquired>1078</amountOfSecuritiesAcquired>
        <paymentDate>02/09/2024</paymentDate>
        <natureOfPayment>Compensatory Payment</natureOfPayment>
      </securitiesToBeSold>
      <securitiesToBeSold>
        <securitiesClassTitle>Common</securitiesClassTitle>
        <acquiredDate>03/18/2024</acquiredDate>
        <natureOfAcquisitionTransaction>Exercise of Stock Awards</natureOfAcquisitionTransaction>
        <nameOfPersonfromWhomAcquired>Phillips 66</nameOfPersonfromWhomAcquired>
        <isGiftTransaction>N</isGiftTransaction>
        <amountOfSecuritiesAcquired>4200</amountOfSecuritiesAcquired>
        <paymentDate>03/18/2024</paymentDate>
        <natureOfPayment>Compensatory Payment</natureOfPayment>
      </securitiesToBeSold>
      <nothingToReportFlagOnSecuritiesSoldInPast3Months>N</nothingToReportFlagOnSecuritiesSoldInPast3Months>
      <securitiesSoldInPast3Months>
        <sellerDetails>
          <name>Joseph Scott Pruitt</name>
          <address>
            <com:street1>2331 CITYWEST BLVD</com:street1>
            <com:city>HOUSTON</com:city>
            <com:stateOrCountry>TX</com:stateOrCountry>
            <com:zipCode>77042</com:zipCode>
          </address>
        </sellerDetails>
        <securitiesClassTitle>Common- Phillips 66</securitiesClassTitle>
        <saleDate>12/18/2023</saleDate>
        <amountOfSecuritiesSold>1500</amountOfSecuritiesSold>
        <grossProceeds>198776.75</grossProceeds>
      </securitiesSoldInPast3Months>
      <securitiesSoldInPast3Months>
        <sellerDetails>
          <name>Joseph Scott Pruitt</name>
          <address>
            <com:street1>2331 CITYWEST BLVD</com:street1>
            <com:city>HOUSTON</com:city>
            <com:stateOrCountry>TX</com:stateOrCountry>
            <com:zipCode>77042</com:zipCode>
          </address>
        </sellerDetails>
        <securitiesClassTitle>Common- Phillips 66</securitiesClassTitle>
        <saleDate>12/19/2023</saleDate>
        <amountOfSecuritiesSold>1000</amountOfSecuritiesSold>
        <grossProceeds>133233.60</grossProceeds>
      </securitiesSoldInPast3Months>
      <noticeSignature>
        <noticeDate>03/18/2024</noticeDate>
        <signature>Joseph Scott Pruitt</signature>
      </noticeSignature>
    </formData>
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text: 144
  0001876439
  XXXXXXXX
  LIVE
  0001534701
  Phillips 66
  001-35349
  2331 CITYWEST BLVD.
  HOUSTON
  TX
  77042
  832-765-3010
  Pruitt Joseph Scott
  Officer
  Common
  Merrill Lynch
  3455 Peachtree Road NE
  Suite 1000
  Atlanta
  GA
  30326
  5922
  932103.23
  427824429
  03/18/2024
  NYSE
  Common
  10/16/2021
  Vesting of a Stock Award
  Phillips 66
  N
  314
  10/16/2021
  Compensatory Payment
  Common
  02/05/2022
  Vesting of a Stock Award
  Phillips 66
  N
  330
  02/05/2022
  Compensatory Payment
  Common
  02/09/2024
  Vesting of a Stock Award
  Phillips 66
  N
  1078
  02/09/2024
  Compensatory Payment
  Common
  03/18/2024
  Exercise of Stock Awards
  Phillips 66
  N
  4200
  03/18/2024
  Compensatory Payment
  N
  Joseph Scott Pruitt
  2331 CITYWEST BLVD
  HOUSTON
  TX
  77042
  Common- Phillips 66
  12/18/2023
  1500
  198776.75
  Joseph Scott Pruitt
  2331 CITYWEST BLVD
  HOUSTON
  TX
  77042
  Common- Phillips 66
  12/19/2023
  1000
  133233.60
  03/18/2024
  Joseph Scott Pruitt