The below sample shows how to retrieve an address using SOAP for a customer. The below code added a filter to fetch only default billing is true. Also, added result columns Default ship address.
<soapenv:Envelope
xmlns:soapenv="http://schemas.xmlsoap.org/soap/envelope/"
xmlns:urn="urn:messages_2020_1.platform.webservices.netsuite.com"
xmlns:urn1="urn:core_2020_1.platform.webservices.netsuite.com"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xmlns:listRel="urn:relationships_2020_1.lists.webservices.netsuite.com"
>
<soapenv:Header> <urn:preferences> </urn:preferences> <urn:partnerInfo> </urn:partnerInfo><urn:tokenPassport><urn1:account>TSTDRV2096915</urn1:account><urn1:consumerKey>dbb4d06168d2ab125dc8e4be00327afbc95d58ce32cdea6d20c730fffd7e6bce</urn1:consumerKey><urn1:token>73bc8665b66312a22b275d356a6830c73111d72cd8f4f263968231064784c5b8</urn1:token><urn1:nonce>gT9uzFQ4ZklfGWWsyW7gBweTZTYX3aeF</urn1:nonce><urn1:timestamp>1605510671</urn1:timestamp><urn1:signature algorithm="HMAC-SHA1">y3M0/jU9WP/Wra0mRQPcL+asWQ0=</urn1:signature></urn:tokenPassport></soapenv:Header>
<soapenv:Body>
<urn:search>
<urn:searchRecord xsi:type="listRel:CustomerSearchAdvanced"
xmlns:ns2="urn:relationships_2020_1.lists.webservices.netsuite.com"
xmlns:ns3="urn:common_2020_1.platform.webservices.netsuite.com"
>
<listRel:criteria xsi:type="listRel:CustomerSearch">
<listRel:basic>
<ns3:isInactive>
<platformCore:searchValue
xmlns:platformCore="urn:core_2020_1.platform.webservices.netsuite.com">FALSE
</platformCore:searchValue>
</ns3:isInactive>
<ns3:isDefaultBilling>
<platformCore:searchValue
xmlns:platformCore="urn:core_2020_1.platform.webservices.netsuite.com">TRUE
</platformCore:searchValue>
</ns3:isDefaultBilling>
</listRel:basic>
</listRel:criteria>
<listRel:columns xsi:type="listRel:CustomerSearchRow">
<listRel:basic xsi:type="advancedSearch:CustomerSearchRowBasic" xmlns:advancedSearch="urn:common_2020_1.platform.webservices.netsuite.com">
<internalId
xmlns="urn:common_2020_1.platform.webservices.netsuite.com">
<customLabel
xmlns="urn:core_2020_1.platform.webservices.netsuite.com">Internal ID
</customLabel>
</internalId>
<!-- Email -->
<email
xmlns="urn:common_2020_1.platform.webservices.netsuite.com">
<customLabel
xmlns="urn:core_2020_1.platform.webservices.netsuite.com">Email
</customLabel>
</email>
<!-- firstName -->
<firstName
xmlns="urn:common_2020_1.platform.webservices.netsuite.com">
<customLabel
xmlns="urn:core_2020_1.platform.webservices.netsuite.com">First Name
</customLabel>
</firstName>
<!-- lastName -->
<lastName
xmlns="urn:common_2020_1.platform.webservices.netsuite.com">
<customLabel
xmlns="urn:core_2020_1.platform.webservices.netsuite.com">Last Name
</customLabel>
</lastName>
<!-- Shiiping Address -->
<billAddress
xmlns="urn:common_2020_1.platform.webservices.netsuite.com">
<customLabel
xmlns="urn:core_2020_1.platform.webservices.netsuite.com">Default Bill Address
</customLabel>
</billAddress>
</listRel:basic>
</listRel:columns>
</urn:searchRecord >
</urn:search>
</soapenv:Body>
</soapenv:Envelope>