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  <xs:element id="unit_SLFHoldingsLLCMember" abstract="true" name="SLFHoldingsLLCMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="unit_FinanceLeaseLiabilityExcludingFinanceLeaseObligationsInHeldForSale" abstract="false" name="FinanceLeaseLiabilityExcludingFinanceLeaseObligationsInHeldForSale" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="unit_OtherCommitmentToBePaidYearSix" abstract="false" name="OtherCommitmentToBePaidYearSix" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="unit_OrganizationAndDescriptionOfBusinessLineItems" abstract="true" name="OrganizationAndDescriptionOfBusinessLineItems" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:stringItemType"/>
  <xs:element id="unit_FiberMember" abstract="true" name="FiberMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="unit_AnnualRentAdjustmentForGrowthCapitalFunding" abstract="false" name="AnnualRentAdjustmentForGrowthCapitalFunding" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:percentItemType"/>
  <xs:element id="unit_DebtInstrumentCovenantLeaseDefaultPeriodThreshold" abstract="false" name="DebtInstrumentCovenantLeaseDefaultPeriodThreshold" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:integerItemType"/>
  <xs:element id="unit_FinanceLeaseLiabilityPaymentsDueAfterYearFour" abstract="false" name="FinanceLeaseLiabilityPaymentsDueAfterYearFour" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="unit_AccruedInterestRateForBorrowing" abstract="false" name="AccruedInterestRateForBorrowing" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:percentItemType"/>
  <xs:element id="unit_FinanceLeaseAssetsLeasedToOthersMember" abstract="true" name="FinanceLeaseAssetsLeasedToOthersMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="unit_PaymentsForOtherCommitments" abstract="false" name="PaymentsForOtherCommitments" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="unit_LeverageRatio" abstract="false" name="LeverageRatio" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="dtr-types1:percentItemType"/>
  <xs:element id="unit_InsuranceRecoveryForSettlementExpense" abstract="false" name="InsuranceRecoveryForSettlementExpense" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="unit_FiberSegmentMember" abstract="true" name="FiberSegmentMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="unit_SeniorSecuredRevolvingCreditFacilityMember" abstract="true" name="SeniorSecuredRevolvingCreditFacilityMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="unit_CSLCapitalLLCMember" abstract="true" name="CSLCapitalLLCMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="unit_ScheduleOfLessorDepreciationExpenseForUnderlyingAssetsForOperatingLeasesTableTextBlock" abstract="false" name="ScheduleOfLessorDepreciationExpenseForUnderlyingAssetsForOperatingLeasesTableTextBlock" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:textBlockItemType"/>
  <xs:element id="unit_DebtInstrumentCovenantSecuredLeverageRatio" abstract="false" name="DebtInstrumentCovenantSecuredLeverageRatio" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="dtr-types1:percentItemType"/>
  <xs:element id="unit_OtherCommitmentCumulativePaymentsToDate" abstract="false" name="OtherCommitmentCumulativePaymentsToDate" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="unit_NonParticipatingSecuritiesMember" abstract="true" name="NonParticipatingSecuritiesMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="unit_SegmentReportingInformationOtherIncomeExpenseNet" abstract="false" name="SegmentReportingInformationOtherIncomeExpenseNet" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="unit_RateUsedForRentPercentage" abstract="false" name="RateUsedForRentPercentage" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:percentItemType"/>
  <xs:element id="unit_ERateAndGovernmentMember" abstract="true" name="ERateAndGovernmentMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="unit_PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetLessorAssetUnderOperatingLeaseAccumulatedDepreciationAndAmortization" abstract="false" name="PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetLessorAssetUnderOperatingLeaseAccumulatedDepreciationAndAmortization" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="unit_EnterpriseAndWholesaleMember" abstract="true" name="EnterpriseAndWholesaleMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="unit_DebtInstrumentCovenantApprovalPeriod" abstract="false" name="DebtInstrumentCovenantApprovalPeriod" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="xbrli:durationItemType"/>
  <xs:element id="unit_SevenPointEightSevenFivePercentageSeniorSecuredNotesDueFebruaryFifteenTwoThousandTwentyFiveMember" abstract="true" name="SevenPointEightSevenFivePercentageSeniorSecuredNotesDueFebruaryFifteenTwoThousandTwentyFiveMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="unit_SummaryOfSignificantAccountingPoliciesLineItems" abstract="true" name="SummaryOfSignificantAccountingPoliciesLineItems" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:stringItemType"/>
  <xs:element id="unit_MaximumFundingRightsAllocatedPerYearUponTransferOfInterestsUnderNewLease" abstract="false" name="MaximumFundingRightsAllocatedPerYearUponTransferOfInterestsUnderNewLease" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="unit_ProceedsFromRealEstateSale" abstract="false" name="ProceedsFromRealEstateSale" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="unit_NoncontrollingInterestDecreaseIncreaseFromDistributionsToNoncontrollingInterestHolders" abstract="false" name="NoncontrollingInterestDecreaseIncreaseFromDistributionsToNoncontrollingInterestHolders" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="unit_PropcoMember" abstract="true" name="PropcoMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="unit_CumulativeNonVotingConvertiblePreferredSharesAuthorized" abstract="false" name="CumulativeNonVotingConvertiblePreferredSharesAuthorized" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="xbrli:sharesItemType"/>
  <xs:element id="unit_ImpactOnConvertedDilutiveSecurities" abstract="false" name="ImpactOnConvertedDilutiveSecurities" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
</xs:schema>
