JUMP TOCakemail Classic APIGetting Started With Cakemail Classic APIAccountsClientCreatepostActivatepostGetInfopostGetListpostSetInfopostGetTimezonespostUserCreatepostGetInfopostGetListpostSetInfopostLoginpostPermissionGetPermissionspostSetPermissionspostContactsListCreatepostGetInfopostGetListspostDeletepostSetInfopostEditStructurepostGetFieldspostCreateSublistpostDeleteSublistpostGetSublistspostAddTestEmailpostGetTestEmailspostDeleteTestEmailpostSubscribeEmailpostImportpostUnsubscribeEmailpostDeleteRecordpostGetRecordpostShowpostUpdateRecordpostSuppression ListImportEmailspostImportDomainspostImportLocalpartspostDeleteEmailspostDeleteDomainspostDeleteLocalpartspostExportEmailspostExportDomainspostExportLocalpartspostCampaignsMailingCreatepostDeletepostGetInfopostGetListpostSetInfopostSendTestEmailpostGetEmailMessagepostGetHtmlMessagepostGetTextMessagepostSchedulepostUnschedulepostSuspendpostResumepostGetLogpostGetLinkspostGetLinkInfopostTriggerCreatepostGetInfopostSetInfopostSendTestEmailpostGetEmailMessagepostGetHtmlMessagepostGetTextMessagepostUnleashpostGetLogpostGetLinkspostGetLinksLogpostGetLinksInfopostTemplateV2CreateCategorypostDeleteCategorypostGetCategorypostGetCategoriespostSetCategorypostGetCategoryVisibilitypostSetCategoryVisibilitypostCreateTemplatepostDeleteTemplatepostGetTemplatepostGetTemplatespostSetTemplatepostCampaignCreatepostDeletepostGetInfopostGetListpostSetInfopostTransactionalRelayGetLogspostSendpostCountryCountryGetListpostGetProvincespostPowered by SubscribeEmailpost https://api.wbsrvc.com/List/SubscribeEmail/Method to add a member to the list.