<?xml version="1.0" encoding="utf-8"?>
<Return xmlns="http://www.irs.gov/efile" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.irs.gov/efile" returnVersion="2023v5.0">
  <ReturnHeader binaryAttachmentCnt="0">
    <ReturnTs>2024-04-18T10:58:38-00:00</ReturnTs>
    <TaxPeriodEndDt>2023-12-31</TaxPeriodEndDt>
    <PreparerFirmGrp>
      <PreparerFirmEIN>375609402</PreparerFirmEIN>
      <PreparerFirmName>
        <BusinessNameLine1Txt>MJ ACCOUNTING</BusinessNameLine1Txt>
      </PreparerFirmName>
      <PreparerUSAddress>
        <AddressLine1Txt>3335 WEST WATER ST</AddressLine1Txt>
        <CityNm>PORT HURON</CityNm>
        <StateAbbreviationCd>MI</StateAbbreviationCd>
        <ZIPCd>48060</ZIPCd>
      </PreparerUSAddress>
    </PreparerFirmGrp>
    <ReturnTypeCd>990EZ</ReturnTypeCd>
    <TaxPeriodBeginDt>2023-01-01</TaxPeriodBeginDt>
    <Filer>
      <EIN>386145109</EIN>
      <BusinessName>
        <BusinessNameLine1Txt>NATL ASSOC OF LETTER CARRIERS BRANCH 529</BusinessNameLine1Txt>
      </BusinessName>
      <BusinessNameControlTxt>NATL</BusinessNameControlTxt>
      <USAddress>
        <AddressLine1Txt>PO BOX 611529</AddressLine1Txt>
        <CityNm>PORT HURON</CityNm>
        <StateAbbreviationCd>MI</StateAbbreviationCd>
        <ZIPCd>48061</ZIPCd>
      </USAddress>
    </Filer>
    <BusinessOfficerGrp>
      <PersonNm>RANDY NUNEZ</PersonNm>
      <PersonTitleTxt>TREASURER</PersonTitleTxt>
      <SignatureDt>2024-04-18</SignatureDt>
      <DiscussWithPaidPreparerInd>true</DiscussWithPaidPreparerInd>
    </BusinessOfficerGrp>
    <SigningOfficerGrp>
      <PersonFullName>
        <PersonFirstNm>RANDY</PersonFirstNm>
        <PersonLastNm>NUNEZ</PersonLastNm>
      </PersonFullName>
      <SSN>XXX-XX-XXXX</SSN>
    </SigningOfficerGrp>
    <PreparerPersonGrp>
      <PreparerPersonNm>MARY JO FERGUSON</PreparerPersonNm>
      <PTIN>P01215828</PTIN>
      <PhoneNum>8103854527</PhoneNum>
      <PreparationDt>2024-04-18</PreparationDt>
      <SelfEmployedInd>X</SelfEmployedInd>
    </PreparerPersonGrp>
    <AdditionalFilerInformation>
      <TrustedCustomerGrp>
        <TrustedCustomerCd>2</TrustedCustomerCd>
        <AuthenticationAssuranceLevelCd>AAL1</AuthenticationAssuranceLevelCd>
        <IdentityAssuranceLevelCd>IAL1</IdentityAssuranceLevelCd>
      </TrustedCustomerGrp>
    </AdditionalFilerInformation>
    <TaxYr>2023</TaxYr>
    <BuildTS>2023-04-26 12:10:37Z</BuildTS>
  </ReturnHeader>
  <ReturnData documentCnt="3">
    <IRS990EZ documentId="990EZ" softwareId="23017659" softwareVersionNum="23.1.0.0">
      <MethodOfAccountingCashInd>X</MethodOfAccountingCashInd>
      <ScheduleBNotRequiredInd>X</ScheduleBNotRequiredInd>
      <WebsiteAddressTxt>N/A</WebsiteAddressTxt>
      <Organization501cInd organization501cTypeTxt="5">X</Organization501cInd>
      <TypeOfOrganizationCorpInd>X</TypeOfOrganizationCorpInd>
      <GrossReceiptsAmt>43487</GrossReceiptsAmt>
      <InfoInScheduleOPartIInd>X</InfoInScheduleOPartIInd>
      <MembershipDuesAmt>43487</MembershipDuesAmt>
      <TotalRevenueAmt>43487</TotalRevenueAmt>
      <BenefitsPaidToOrForMembersAmt>700</BenefitsPaidToOrForMembersAmt>
      <SalariesOtherCompEmplBnftAmt>16423</SalariesOtherCompEmplBnftAmt>
      <FeesAndOtherPymtToIndCntrctAmt>650</FeesAndOtherPymtToIndCntrctAmt>
      <OccupancyRentUtltsAndMaintAmt>3900</OccupancyRentUtltsAndMaintAmt>
      <PrintingPublicationsPostageAmt>1709</PrintingPublicationsPostageAmt>
      <OtherExpensesTotalAmt>25496</OtherExpensesTotalAmt>
      <TotalExpensesAmt>48878</TotalExpensesAmt>
      <ExcessOrDeficitForYearAmt>-5391</ExcessOrDeficitForYearAmt>
      <NetAssetsOrFundBalancesBOYAmt>53794</NetAssetsOrFundBalancesBOYAmt>
      <NetAssetsOrFundBalancesEOYAmt>48403</NetAssetsOrFundBalancesEOYAmt>
      <CashSavingsAndInvestmentsGrp>
        <BOYAmt>53794</BOYAmt>
        <EOYAmt>48403</EOYAmt>
      </CashSavingsAndInvestmentsGrp>
      <Form990TotalAssetsGrp>
        <BOYAmt>53794</BOYAmt>
        <EOYAmt>48403</EOYAmt>
      </Form990TotalAssetsGrp>
      <NetAssetsOrFundBalancesGrp>
        <BOYAmt>53794</BOYAmt>
        <EOYAmt>48403</EOYAmt>
      </NetAssetsOrFundBalancesGrp>
      <PrimaryExemptPurposeTxt>Maintain benefits to members</PrimaryExemptPurposeTxt>
      <ProgramSrvcAccomplishmentGrp>
        <DescriptionProgramSrvcAccomTxt>maintained member benefits</DescriptionProgramSrvcAccomTxt>
      </ProgramSrvcAccomplishmentGrp>
      <OfficerDirectorTrusteeEmplGrp>
        <PersonNm>RANDY NUNEZ</PersonNm>
        <TitleTxt>TREASURER</TitleTxt>
        <AverageHrsPerWkDevotedToPosRt>004.00</AverageHrsPerWkDevotedToPosRt>
        <CompensationAmt>2282</CompensationAmt>
      </OfficerDirectorTrusteeEmplGrp>
      <OfficerDirectorTrusteeEmplGrp>
        <PersonNm>CINDY MERTZ</PersonNm>
        <TitleTxt>SECRETARY</TitleTxt>
        <AverageHrsPerWkDevotedToPosRt>004.00</AverageHrsPerWkDevotedToPosRt>
        <CompensationAmt>1414</CompensationAmt>
      </OfficerDirectorTrusteeEmplGrp>
      <OfficerDirectorTrusteeEmplGrp>
        <PersonNm>KYLE ANDERSON</PersonNm>
        <TitleTxt>TRUSTEE</TitleTxt>
        <AverageHrsPerWkDevotedToPosRt>001.00</AverageHrsPerWkDevotedToPosRt>
        <CompensationAmt>81</CompensationAmt>
      </OfficerDirectorTrusteeEmplGrp>
      <OfficerDirectorTrusteeEmplGrp>
        <PersonNm>STEFANIE RIHA</PersonNm>
        <TitleTxt>STEWART</TitleTxt>
        <AverageHrsPerWkDevotedToPosRt>001.00</AverageHrsPerWkDevotedToPosRt>
        <CompensationAmt>906</CompensationAmt>
      </OfficerDirectorTrusteeEmplGrp>
      <OfficerDirectorTrusteeEmplGrp>
        <PersonNm>MICHAEL GRYGORCEWICZ</PersonNm>
        <TitleTxt>PRESIDENT</TitleTxt>
        <AverageHrsPerWkDevotedToPosRt>001.00</AverageHrsPerWkDevotedToPosRt>
        <CompensationAmt>3080</CompensationAmt>
      </OfficerDirectorTrusteeEmplGrp>
      <OfficerDirectorTrusteeEmplGrp>
        <PersonNm>TERRA ANDERSON</PersonNm>
        <TitleTxt>TRUSTEE</TitleTxt>
        <AverageHrsPerWkDevotedToPosRt>001.00</AverageHrsPerWkDevotedToPosRt>
        <CompensationAmt>510</CompensationAmt>
      </OfficerDirectorTrusteeEmplGrp>
      <OfficerDirectorTrusteeEmplGrp>
        <PersonNm>DIANE BAMBUSH</PersonNm>
        <TitleTxt>TRUSTEE</TitleTxt>
        <AverageHrsPerWkDevotedToPosRt>001.00</AverageHrsPerWkDevotedToPosRt>
        <CompensationAmt>1136</CompensationAmt>
      </OfficerDirectorTrusteeEmplGrp>
      <OfficerDirectorTrusteeEmplGrp>
        <PersonNm>ROBERT COWPER</PersonNm>
        <TitleTxt>V PRESIDENT</TitleTxt>
        <AverageHrsPerWkDevotedToPosRt>001.00</AverageHrsPerWkDevotedToPosRt>
        <CompensationAmt>304</CompensationAmt>
      </OfficerDirectorTrusteeEmplGrp>
      <OfficerDirectorTrusteeEmplGrp>
        <PersonNm>CHEYENNE LEPIORS</PersonNm>
        <TitleTxt>STEWART</TitleTxt>
        <AverageHrsPerWkDevotedToPosRt>001.00</AverageHrsPerWkDevotedToPosRt>
        <CompensationAmt>1336</CompensationAmt>
      </OfficerDirectorTrusteeEmplGrp>
      <OfficerDirectorTrusteeEmplGrp>
        <PersonNm>PAUL MARCOUX</PersonNm>
        <TitleTxt>STEWART</TitleTxt>
        <AverageHrsPerWkDevotedToPosRt>001.00</AverageHrsPerWkDevotedToPosRt>
        <CompensationAmt>1190</CompensationAmt>
      </OfficerDirectorTrusteeEmplGrp>
      <OfficerDirectorTrusteeEmplGrp>
        <PersonNm>JESSICA MURRAY</PersonNm>
        <TitleTxt>TRUSTEE</TitleTxt>
        <AverageHrsPerWkDevotedToPosRt>001.00</AverageHrsPerWkDevotedToPosRt>
        <CompensationAmt>533</CompensationAmt>
      </OfficerDirectorTrusteeEmplGrp>
      <OfficerDirectorTrusteeEmplGrp>
        <PersonNm>AARON POPLAWSKI</PersonNm>
        <TitleTxt>STEWART</TitleTxt>
        <AverageHrsPerWkDevotedToPosRt>001.00</AverageHrsPerWkDevotedToPosRt>
        <CompensationAmt>101</CompensationAmt>
      </OfficerDirectorTrusteeEmplGrp>
      <OfficerDirectorTrusteeEmplGrp>
        <PersonNm>MARCEL TRICE</PersonNm>
        <TitleTxt>STEWART</TitleTxt>
        <AverageHrsPerWkDevotedToPosRt>001.00</AverageHrsPerWkDevotedToPosRt>
        <CompensationAmt>1637</CompensationAmt>
      </OfficerDirectorTrusteeEmplGrp>
      <OfficerDirectorTrusteeEmplGrp>
        <PersonNm>JAMES VISGA</PersonNm>
        <TitleTxt>V PRESIDENT</TitleTxt>
        <AverageHrsPerWkDevotedToPosRt>001.00</AverageHrsPerWkDevotedToPosRt>
        <CompensationAmt>1142</CompensationAmt>
      </OfficerDirectorTrusteeEmplGrp>
      <OfficerDirectorTrusteeEmplGrp>
        <PersonNm>LORRAINE WOOD</PersonNm>
        <TitleTxt>TRUSTEE</TitleTxt>
        <AverageHrsPerWkDevotedToPosRt>001.00</AverageHrsPerWkDevotedToPosRt>
        <CompensationAmt>771</CompensationAmt>
      </OfficerDirectorTrusteeEmplGrp>
      <ActivitiesNotPreviouslyRptInd>false</ActivitiesNotPreviouslyRptInd>
      <ChgMadeToOrgnzngDocNotRptInd>false</ChgMadeToOrgnzngDocNotRptInd>
      <OrganizationHadUBIInd>false</OrganizationHadUBIInd>
      <SubjectToProxyTaxInd>false</SubjectToProxyTaxInd>
      <OrganizationDissolvedEtcInd>false</OrganizationDissolvedEtcInd>
      <Form1120PolFiledInd>false</Form1120PolFiledInd>
      <MadeLoansToFromOfficersInd>false</MadeLoansToFromOfficersInd>
      <ProhibitedTaxShelterTransInd>false</ProhibitedTaxShelterTransInd>
      <BooksInCareOfDetail>
        <BusinessName>
          <BusinessNameLine1Txt>HENRY CHMIELESKI</BusinessNameLine1Txt>
        </BusinessName>
        <USAddress>
          <AddressLine1Txt>2500 WOODLAND CT</AddressLine1Txt>
          <CityNm>PORT HURON</CityNm>
          <StateAbbreviationCd>MI</StateAbbreviationCd>
          <ZIPCd>48060</ZIPCd>
        </USAddress>
        <PhoneNum>8109820252</PhoneNum>
      </BooksInCareOfDetail>
      <ForeignFinancialAccountInd>false</ForeignFinancialAccountInd>
      <ForeignOfficeInd>false</ForeignOfficeInd>
      <DonorAdvisedFndsInd>false</DonorAdvisedFndsInd>
      <OperateHospitalInd>false</OperateHospitalInd>
      <TanningServicesProvidedInd>false</TanningServicesProvidedInd>
      <Form720FiledInd>false</Form720FiledInd>
      <RelatedOrganizationCtrlEntInd>false</RelatedOrganizationCtrlEntInd>
      <TransactionWithControlEntInd>false</TransactionWithControlEntInd>
      <PoliticalCampaignActyInd>false</PoliticalCampaignActyInd>
      <TrnsfrExmptNonChrtblRltdOrgInd>false</TrnsfrExmptNonChrtblRltdOrgInd>
      <PartVIOfCompOfHghstPdEmplTxt>NONE</PartVIOfCompOfHghstPdEmplTxt>
      <PartVIHghstPdCntrctProfSrvcTxt>NONE</PartVIHghstPdCntrctProfSrvcTxt>
      <FiledScheduleAInd>true</FiledScheduleAInd>
    </IRS990EZ>
    <IRS990ScheduleA documentId="990A" softwareId="23017659" softwareVersionNum="23.1.0.0">
      <PubliclySupportedOrg509a2Ind>X</PubliclySupportedOrg509a2Ind>
      <PublicSupportTotal170Amt>0</PublicSupportTotal170Amt>
      <PublicSupportCY170Pct>0.00000</PublicSupportCY170Pct>
      <PrivateFoundation170Ind>X</PrivateFoundation170Ind>
      <Total509Grp>
        <TotalAmt>0</TotalAmt>
      </Total509Grp>
      <PublicSupportTotal509Amt>0</PublicSupportTotal509Amt>
      <GrossInvestmentIncome509Grp>
        <TotalAmt>0</TotalAmt>
      </GrossInvestmentIncome509Grp>
      <Post1975UBTIGrp>
        <TotalAmt>0</TotalAmt>
      </Post1975UBTIGrp>
      <NetIncomeFromOtherUBIGrp>
        <TotalAmt>0</TotalAmt>
      </NetIncomeFromOtherUBIGrp>
      <OtherIncome509Grp>
        <TotalAmt>0</TotalAmt>
      </OtherIncome509Grp>
      <TotalSupportCalendarYearGrp>
        <TotalAmt>0</TotalAmt>
      </TotalSupportCalendarYearGrp>
      <PublicSupportCY509Pct>0.00000</PublicSupportCY509Pct>
      <InvestmentIncomeCYPct>0.00000</InvestmentIncomeCYPct>
      <PrivateFoundation509Ind>X</PrivateFoundation509Ind>
    </IRS990ScheduleA>
    <IRS990ScheduleO documentId="990O" softwareId="23017659" softwareVersionNum="23.1.0.0">
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Form 990-EZ, Part I, Line 16, Other Expenses</FormAndLineReferenceDesc>
        <ExplanationTxt>Travel 14,609</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Form 990-EZ, Part I, Line 16, Other Expenses</FormAndLineReferenceDesc>
        <ExplanationTxt>Meals and entertainment 3,858</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Form 990-EZ, Part I, Line 16, Other Expenses</FormAndLineReferenceDesc>
        <ExplanationTxt>Conferences, conventions, and meetings 990</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Form 990-EZ, Part I, Line 16, Other Expenses</FormAndLineReferenceDesc>
        <ExplanationTxt>Promotional and gifts 4,414</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Form 990-EZ, Part I, Line 16, Other Expenses</FormAndLineReferenceDesc>
        <ExplanationTxt>Per Capita Tax 270</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Form 990-EZ, Part I, Line 16, Other Expenses</FormAndLineReferenceDesc>
        <ExplanationTxt>Payroll taxes 1,355</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleO>
  </ReturnData>
</Return>
