<?xml version="1.0" encoding="UTF-8"?><edgarSubmission xmlns="http://www.sec.gov/edgar/ownership" xmlns:ns2="http://www.sec.gov/edgar/common">
    <headerData>
        <submissionType>144</submissionType>
        <filerInfo>
            <filer>
                <filerCredentials>
                    <cik>0001234262</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>
                <ns2:street1>2331 CityWest Blvd</ns2:street1>
                <ns2:city>Houston</ns2:city>
                <ns2:stateOrCountry>TX</ns2:stateOrCountry>
                <ns2:zipCode>77042</ns2:zipCode>
            </issuerAddress>
            <issuerContactPhone>832-765-3010</issuerContactPhone>
            <nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>JOHN E LOWE</nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>
            <relationshipsToIssuer>
                <relationshipToIssuer>Former DIrector</relationshipToIssuer>
            </relationshipsToIssuer>
        </issuerInfo>
        <securitiesInformation>
            <securitiesClassTitle>Common</securitiesClassTitle>
            <brokerOrMarketmakerDetails>
                <name>Morgan Stanley Smith Barney LLC Executive Financial Services</name>
                <address>
                    <ns2:street1>1 New York Plaza</ns2:street1>
                    <ns2:street2>8th Floor</ns2:street2>
                    <ns2:city>New York</ns2:city>
                    <ns2:stateOrCountry>NY</ns2:stateOrCountry>
                    <ns2:zipCode>10004</ns2:zipCode>
                </address>
            </brokerOrMarketmakerDetails>
            <noOfUnitsSold>40000</noOfUnitsSold>
            <aggregateMarketValue>188040.00</aggregateMarketValue>
            <noOfUnitsOutstanding>407581886</noOfUnitsOutstanding>
            <approxSaleDate>05/29/2025</approxSaleDate>
            <securitiesExchangeName>NYSE</securitiesExchangeName>
        </securitiesInformation>
        <securitiesToBeSold>
            <securitiesClassTitle>Common</securitiesClassTitle>
            <acquiredDate>11/01/2012</acquiredDate>
            <natureOfAcquisitionTransaction>Spin-Off</natureOfAcquisitionTransaction>
            <nameOfPersonfromWhomAcquired>Issuer</nameOfPersonfromWhomAcquired>
            <isGiftTransaction>N</isGiftTransaction>
            <amountOfSecuritiesAcquired>40000</amountOfSecuritiesAcquired>
            <paymentDate>11/01/2012</paymentDate>
            <natureOfPayment>Stock Swap</natureOfPayment>
        </securitiesToBeSold>
        <nothingToReportFlagOnSecuritiesSoldInPast3Months>Y</nothingToReportFlagOnSecuritiesSoldInPast3Months>
        <remarks>On 5/29/2025, the client entered into a covered call transaction in which they sold 400 PSX calls.</remarks>
        <noticeSignature>
            <noticeDate>05/29/2025</noticeDate>
            <planAdoptionDates/>
            <signature>/s/ John Edward Lowe</signature>
        </noticeSignature>
    </formData>
</edgarSubmission>
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144
0001234262
XXXXXXXX
LIVE
0001534701
PHILLIPS 66
001-35349
2331 CityWest Blvd
Houston
TX
77042
832-765-3010
JOHN E LOWE
Former DIrector
Common
Morgan Stanley Smith Barney LLC Executive Financial Services
1 New York Plaza
8th Floor
New York
NY
10004
40000
188040.00
407581886
05/29/2025
NYSE
Common
11/01/2012
Spin-Off
Issuer
N
40000
11/01/2012
Stock Swap
Y
On 5/29/2025, the client entered into a covered call transaction in which they sold 400 PSX calls.
05/29/2025
/s/ John Edward Lowe