﻿<?xml version="1.0" encoding="utf-8"?>
<Return xmlns="http://www.irs.gov/efile" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" returnVersion="2024v5.0">
  <ReturnHeader binaryAttachmentCnt="0">
    <ReturnTs>2025-04-29T16:34:10-04:00</ReturnTs>
    <TaxPeriodEndDt>2024-12-31</TaxPeriodEndDt>
    <PreparerFirmGrp>
      <PreparerFirmEIN>641010949</PreparerFirmEIN>
      <PreparerFirmName>
        <BusinessNameLine1Txt>BILLBURG ACCOUNTING INC</BusinessNameLine1Txt>
      </PreparerFirmName>
      <PreparerUSAddress>
        <AddressLine1Txt>1540 SW 48TH TERRACE</AddressLine1Txt>
        <CityNm>CAPE CORAL</CityNm>
        <StateAbbreviationCd>FL</StateAbbreviationCd>
        <ZIPCd>33914</ZIPCd>
      </PreparerUSAddress>
    </PreparerFirmGrp>
    <ReturnTypeCd>990EZ</ReturnTypeCd>
    <TaxPeriodBeginDt>2024-01-01</TaxPeriodBeginDt>
    <Filer>
      <EIN>331205084</EIN>
      <BusinessName>
        <BusinessNameLine1Txt>OPERATION OPEN ARMS INC</BusinessNameLine1Txt>
      </BusinessName>
      <BusinessNameControlTxt>OPER</BusinessNameControlTxt>
      <PhoneNum>2398228888</PhoneNum>
      <USAddress>
        <AddressLine1Txt>PO BOX 1</AddressLine1Txt>
        <CityNm>EASTON</CityNm>
        <StateAbbreviationCd>MD</StateAbbreviationCd>
        <ZIPCd>21601</ZIPCd>
      </USAddress>
    </Filer>
    <BusinessOfficerGrp>
      <PersonNm>JOHN BUNCH</PersonNm>
      <PersonTitleTxt>DIRECTOR</PersonTitleTxt>
      <PhoneNum>2392828888</PhoneNum>
      <SignatureDt>2025-04-29</SignatureDt>
      <DiscussWithPaidPreparerInd>true</DiscussWithPaidPreparerInd>
    </BusinessOfficerGrp>
    <IRSResponsiblePrtyInfoCurrInd>false</IRSResponsiblePrtyInfoCurrInd>
    <PreparerPersonGrp>
      <PreparerPersonNm>KENNETH H BILLBURG JR</PreparerPersonNm>
      <PTIN>P00085352</PTIN>
      <PhoneNum>2395404433</PhoneNum>
      <PreparationDt>2025-04-29</PreparationDt>
    </PreparerPersonGrp>
    <TaxYr>2024</TaxYr>
    <BuildTS>2025-03-06 01:10:19Z</BuildTS>
  </ReturnHeader>
  <ReturnData documentCnt="3">
    <IRS990EZ documentId="RetDoc1" referenceDocumentId="RetDoc2">
      <MethodOfAccountingCashInd>X</MethodOfAccountingCashInd>
      <ScheduleBNotRequiredInd>X</ScheduleBNotRequiredInd>
      <WebsiteAddressTxt>WWW.OPERATIONOPENARMS.ORG</WebsiteAddressTxt>
      <Organization501c3Ind referenceDocumentId="RetDoc3">X</Organization501c3Ind>
      <TypeOfOrganizationCorpInd>X</TypeOfOrganizationCorpInd>
      <GrossReceiptsAmt>45045</GrossReceiptsAmt>
      <InfoInScheduleOPartIInd>X</InfoInScheduleOPartIInd>
      <ProgramServiceRevenueAmt>45045</ProgramServiceRevenueAmt>
      <TotalRevenueAmt>45045</TotalRevenueAmt>
      <SalariesOtherCompEmplBnftAmt>24010</SalariesOtherCompEmplBnftAmt>
      <OtherExpensesTotalAmt>39051</OtherExpensesTotalAmt>
      <TotalExpensesAmt>63061</TotalExpensesAmt>
      <ExcessOrDeficitForYearAmt>-18016</ExcessOrDeficitForYearAmt>
      <NetAssetsOrFundBalancesBOYAmt>203153</NetAssetsOrFundBalancesBOYAmt>
      <NetAssetsOrFundBalancesEOYAmt>185137</NetAssetsOrFundBalancesEOYAmt>
      <InfoInScheduleOPartIIInd>X</InfoInScheduleOPartIIInd>
      <CashSavingsAndInvestmentsGrp>
        <BOYAmt>65222</BOYAmt>
        <EOYAmt>47206</EOYAmt>
      </CashSavingsAndInvestmentsGrp>
      <OtherAssetsTotalDetail>
        <BOYAmt>137931</BOYAmt>
        <EOYAmt>137931</EOYAmt>
      </OtherAssetsTotalDetail>
      <Form990TotalAssetsGrp>
        <BOYAmt>203153</BOYAmt>
        <EOYAmt>185137</EOYAmt>
      </Form990TotalAssetsGrp>
      <NetAssetsOrFundBalancesGrp>
        <BOYAmt>203153</BOYAmt>
        <EOYAmt>185137</EOYAmt>
      </NetAssetsOrFundBalancesGrp>
      <InfoInScheduleOPartIIIInd>X</InfoInScheduleOPartIIIInd>
      <PrimaryExemptPurposeTxt>PROVIDE SERVICES TO ACTIVE DUTY MILITARY</PrimaryExemptPurposeTxt>
      <ProgramSrvcAccomplishmentGrp>
        <DescriptionProgramSrvcAccomTxt>PROVIDED FISHING TRIPS, GOLF TOURNAMENTS AND WEDDINGS FOR MEN AND WOMEN ACTIVELY SERVING IN THE US ARMED FORCES. PROVIDED TRAVEL AND MEALS FOR TROOPS AND THEIR FAMILIES.</DescriptionProgramSrvcAccomTxt>
      </ProgramSrvcAccomplishmentGrp>
      <ProgramSrvcAccomplishmentGrp>
        <DescriptionProgramSrvcAccomTxt>PROVIDED FISHING TRIPS, GOLF TOURNAMENTS AND WEDDINGS FOR MEN AND WOMEN ACTIVELY SERVING IN THE US ARMED FORCES. PROVIDED TRAVEL AND MEALS FOR TROOPS AND THEIR FAMILIES.</DescriptionProgramSrvcAccomTxt>
        <ProgramServiceExpensesAmt>63061</ProgramServiceExpensesAmt>
      </ProgramSrvcAccomplishmentGrp>
      <TotalProgramServiceExpensesAmt>63061</TotalProgramServiceExpensesAmt>
      <OfficerDirectorTrusteeEmplGrp>
        <PersonNm>JOHN BUNCH</PersonNm>
        <TitleTxt>DIRECTOR</TitleTxt>
        <AverageHrsPerWkDevotedToPosRt>000.00</AverageHrsPerWkDevotedToPosRt>
        <CompensationAmt>0</CompensationAmt>
        <ExpenseAccountOtherAllwncAmt>24010</ExpenseAccountOtherAllwncAmt>
      </OfficerDirectorTrusteeEmplGrp>
      <OfficerDirectorTrusteeEmplGrp>
        <PersonNm>JENNIFER SHANNAHAN</PersonNm>
        <TitleTxt>DIRECTOR</TitleTxt>
        <AverageHrsPerWkDevotedToPosRt>000.00</AverageHrsPerWkDevotedToPosRt>
        <CompensationAmt>0</CompensationAmt>
      </OfficerDirectorTrusteeEmplGrp>
      <OfficerDirectorTrusteeEmplGrp>
        <PersonNm>SHANNON COMMINSKY</PersonNm>
        <TitleTxt>DIRECTOR</TitleTxt>
        <AverageHrsPerWkDevotedToPosRt>000.00</AverageHrsPerWkDevotedToPosRt>
        <CompensationAmt>0</CompensationAmt>
      </OfficerDirectorTrusteeEmplGrp>
      <ActivitiesNotPreviouslyRptInd>false</ActivitiesNotPreviouslyRptInd>
      <ChgMadeToOrgnzngDocNotRptInd>false</ChgMadeToOrgnzngDocNotRptInd>
      <OrganizationHadUBIInd>false</OrganizationHadUBIInd>
      <SubjectToProxyTaxInd>false</SubjectToProxyTaxInd>
      <OrganizationDissolvedEtcInd>false</OrganizationDissolvedEtcInd>
      <Form1120PolFiledInd>false</Form1120PolFiledInd>
      <MadeLoansToFromOfficersInd>false</MadeLoansToFromOfficersInd>
      <EngagedInExcessBenefitTransInd>false</EngagedInExcessBenefitTransInd>
      <ProhibitedTaxShelterTransInd>false</ProhibitedTaxShelterTransInd>
      <BooksInCareOfDetail>
        <PersonNm>JOHN BUNCH</PersonNm>
        <USAddress>
          <AddressLine1Txt>4799 JUDITHS GARDEN RD</AddressLine1Txt>
          <CityNm>OXFORD</CityNm>
          <StateAbbreviationCd>MD</StateAbbreviationCd>
          <ZIPCd>21654</ZIPCd>
        </USAddress>
        <PhoneNum>2398228888</PhoneNum>
      </BooksInCareOfDetail>
      <ForeignFinancialAccountInd>false</ForeignFinancialAccountInd>
      <ForeignOfficeInd>false</ForeignOfficeInd>
      <DonorAdvisedFndsInd>false</DonorAdvisedFndsInd>
      <OperateHospitalInd>false</OperateHospitalInd>
      <TanningServicesProvidedInd>false</TanningServicesProvidedInd>
      <RelatedOrganizationCtrlEntInd>false</RelatedOrganizationCtrlEntInd>
      <TransactionWithControlEntInd>false</TransactionWithControlEntInd>
      <PoliticalCampaignActyInd>false</PoliticalCampaignActyInd>
      <LobbyingActivitiesInd>false</LobbyingActivitiesInd>
      <SchoolOperatingInd>false</SchoolOperatingInd>
      <TrnsfrExmptNonChrtblRltdOrgInd>false</TrnsfrExmptNonChrtblRltdOrgInd>
      <PartVIOfCompOfHghstPdEmplTxt>NONE</PartVIOfCompOfHghstPdEmplTxt>
      <PartVIHghstPdCntrctProfSrvcTxt>NONE</PartVIHghstPdCntrctProfSrvcTxt>
      <FiledScheduleAInd>true</FiledScheduleAInd>
    </IRS990EZ>
    <IRS990ScheduleA documentId="RetDoc3">
      <PubliclySupportedOrg509a2Ind>X</PubliclySupportedOrg509a2Ind>
      <GiftsGrantsContrisRcvd509Grp>
        <CurrentTaxYearMinus4YearsAmt>68837</CurrentTaxYearMinus4YearsAmt>
        <TotalAmt>68837</TotalAmt>
      </GiftsGrantsContrisRcvd509Grp>
      <GrossReceiptsAdmissionsGrp>
        <CurrentTaxYearMinus3YearsAmt>46053</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>51079</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>32424</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>45045</CurrentTaxYearAmt>
        <TotalAmt>174601</TotalAmt>
      </GrossReceiptsAdmissionsGrp>
      <Total509Grp>
        <CurrentTaxYearMinus4YearsAmt>68837</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus3YearsAmt>46053</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>51079</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>32424</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>45045</CurrentTaxYearAmt>
        <TotalAmt>243438</TotalAmt>
      </Total509Grp>
      <PublicSupportTotal509Amt>243438</PublicSupportTotal509Amt>
      <TotalSupportCalendarYearGrp>
        <CurrentTaxYearMinus4YearsAmt>68837</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus3YearsAmt>46053</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>51079</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>32424</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>45045</CurrentTaxYearAmt>
        <TotalAmt>243438</TotalAmt>
      </TotalSupportCalendarYearGrp>
      <PublicSupportCY509Pct>1.00000</PublicSupportCY509Pct>
      <PublicSupportPY509Pct>1.00000</PublicSupportPY509Pct>
      <InvestmentIncomeCYPct>0.00000</InvestmentIncomeCYPct>
      <InvestmentIncomePYPct>0.00000</InvestmentIncomePYPct>
      <ThirtyThrPctSuprtTestsCY509Ind>X</ThirtyThrPctSuprtTestsCY509Ind>
    </IRS990ScheduleA>
    <IRS990ScheduleO documentId="RetDoc2">
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990-EZ, PART I, LINE 16</FormAndLineReferenceDesc>
        <ExplanationTxt>FROM CSA IMPORT CONTRIBUTIONS 250 EXPENSES INSURANCE 1,744 BOAT EXPENSES 3,725 BOOKKEEPING 650 CC EXPENSES 2,140 LEGAL 1,361 MAIL 985 MEALS 5,046 REPAIRS AND MAINTENANCE 9,384 SHOPPING EXPENSE 1,560 SUBCONTRACTORS 4,873 TELEPHONE 1,684 TRAVEL 2,588 VEHICLE EXPENSE 2,410 VET EXPENSES 651 TOTAL 39,051</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990-EZ, PART II, LINE 24</FormAndLineReferenceDesc>
        <ExplanationTxt>137,931 137,931 TOTAL 137,931 137,931</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990-EZ, PART III, LINE 31</FormAndLineReferenceDesc>
        <ExplanationTxt>PROVIDED FISHING TRIPS, GOLF TOURNAMENTS AND WEDDINGS FOR MEN AND WOMEN ACTIVELY SERVING IN THE US ARMED FORCES. PROVIDED TRAVEL AND MEALS FOR TROOPS AND THEIR FAMILIES.</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleO>
  </ReturnData>
</Return>