<?xml version="1.0" encoding="UTF-8"?>
<edgarSubmission xsi:schemaLocation="http://www.sec.gov/edgar/thirteenffiler eis_13F_Filer.xsd" xmlns:ns1="http://www.sec.gov/edgar/common" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns="http://www.sec.gov/edgar/thirteenffiler">
  <schemaVersion>X0202</schemaVersion>
  <headerData>
    <submissionType>13F-NT</submissionType>
    <filerInfo>
      <liveTestFlag>LIVE</liveTestFlag>
      <flags/>
      <filer>
        <credentials>
          <cik>0001163368</cik>
          <ccc>XXXXXXXX</ccc>
        </credentials>
      </filer>
      <periodOfReport>03-31-2023</periodOfReport>
    </filerInfo>
  </headerData>
  <formData>
    <coverPage>
      <reportCalendarOrQuarter>03-31-2023</reportCalendarOrQuarter>
      <isAmendment>false</isAmendment>
      <filingManager>
        <name>PACIFIC INVESTMENT MANAGEMENT CO LLC</name>
        <address>
          <ns1:street1>650 NEWPORT CENTER DRIVE</ns1:street1>
          <ns1:city>NEWPORT BEACH</ns1:city>
          <ns1:stateOrCountry>CA</ns1:stateOrCountry>
          <ns1:zipCode>92660</ns1:zipCode>
        </address>
      </filingManager>
      <reportType>13F NOTICE</reportType>
      <form13FFileNumber>028-10952</form13FFileNumber>
      <crdNumber>000104559</crdNumber>
      <secFileNumber>801-48187</secFileNumber>
      <otherManagersInfo>
        <otherManager>
          <form13FFileNumber>028-15014</form13FFileNumber>
          <name>Allianz Asset Management GmbH</name>
        </otherManager>
      </otherManagersInfo>
      <provideInfoForInstruction5>N</provideInfoForInstruction5>
    </coverPage>
    <signatureBlock>
      <name>Bijal Parikh</name>
      <title>Executive Vice President, Funds Treasurer</title>
      <phone>(949) 720-6000</phone>
      <signature>/s/ Bijal Parikh</signature>
      <city>Newport Beach</city>
      <stateOrCountry>CA</stateOrCountry>
      <signatureDate>05-08-2023</signatureDate>
    </signatureBlock>
  </formData>
</edgarSubmission>
