Spent some time tidying up the list available at for my own use in some PowerShell scripts so thought it may be of use to others.
| String ID | Product name |
| MCOMEETADV | AUDIO CONFERENCING |
| AAD_BASIC | AZURE ACTIVE DIRECTORY BASIC |
| AAD_PREMIUM | AZURE ACTIVE DIRECTORY PREMIUM P1 |
| AAD_PREMIUM_P2 | AZURE ACTIVE DIRECTORY PREMIUM P2 |
| RIGHTSMANAGEMENT | AZURE INFORMATION PROTECTION PLAN 1 |
| DYN365_ENTERPRISE_PLAN1 | DYNAMICS 365 CUSTOMER ENGAGEMENT PLAN ENTERPRISE EDITION |
| DYN365_ENTERPRISE_CUSTOMER_SERVICE | DYNAMICS 365 FOR CUSTOMER SERVICE ENTERPRISE EDITION |
| DYN365_FINANCIALS_BUSINESS_SKU | DYNAMICS 365 FOR FINANCIALS BUSINESS EDITION |
| DYN365_ENTERPRISE_SALES_CUSTOMERSERVICE | DYNAMICS 365 FOR SALES AND CUSTOMER SERVICE ENTERPRISE EDITION |
| DYN365_ENTERPRISE_SALES | DYNAMICS 365 FOR SALES ENTERPRISE EDITION |
| DYN365_ENTERPRISE_TEAM_MEMBERS | DYNAMICS 365 FOR TEAM MEMBERS ENTERPRISE EDITION |
| Dynamics_365_for_Operations | DYNAMICS 365 UNF OPS PLAN ENT EDITION |
| EMS | ENTERPRISE MOBILITY + SECURITY E3 |
| EMSPREMIUM | ENTERPRISE MOBILITY + SECURITY E5 |
| EXCHANGESTANDARD | EXCHANGE ONLINE (PLAN 1) |
| EXCHANGEENTERPRISE | EXCHANGE ONLINE (PLAN 2) |
| EXCHANGEARCHIVE_ADDON | EXCHANGE ONLINE ARCHIVING FOR EXCHANGE ONLINE |
| EXCHANGEARCHIVE | EXCHANGE ONLINE ARCHIVING FOR EXCHANGE SERVER |
| EXCHANGEESSENTIALS | EXCHANGE ONLINE ESSENTIALS |
| EXCHANGE_S_ESSENTIALS | EXCHANGE ONLINE ESSENTIALS |
| EXCHANGEDESKLESS | EXCHANGE ONLINE KIOSK |
| EXCHANGETELCO | EXCHANGE ONLINE POP |
| INTUNE_A | INTUNE |
| SPB | MICROSOFT 365 BUSINESS |
| SPE_E3 | MICROSOFT 365 E3 |
| CRMPLAN2 | MICROSOFT DYNAMICS CRM ONLINE BASIC |
| CRMSTANDARD | MICROSOFT DYNAMICS CRM ONLINE |
| INTUNE_A | MICROSOFT INTUNE A DIRECT |
| IT_ACADEMY_AD | MS IMAGINE ACADEMY |
| O365_BUSINESS | OFFICE 365 BUSINESS |
| SMB_BUSINESS | OFFICE 365 BUSINESS |
| O365_BUSINESS_ESSENTIALS | OFFICE 365 BUSINESS ESSENTIALS |
| SMB_BUSINESS_ESSENTIALS | OFFICE 365 BUSINESS ESSENTIALS |
| O365_BUSINESS_PREMIUM | OFFICE 365 BUSINESS PREMIUM |
| SMB_BUSINESS_PREMIUM | OFFICE 365 BUSINESS PREMIUM |
| STANDARDPACK | OFFICE 365 ENTERPRISE E1 |
| STANDARDWOFFPACK | OFFICE 365 ENTERPRISE E2 |
| ENTERPRISEPACK | OFFICE 365 ENTERPRISE E3 |
| DEVELOPERPACK | OFFICE 365 ENTERPRISE E3 DEVELOPER |
| ENTERPRISEWITHSCAL | OFFICE 365 ENTERPRISE E4 |
| ENTERPRISEPREMIUM | OFFICE 365 ENTERPRISE E5 |
| ENTERPRISEPREMIUM_NOPSTNCONF | OFFICE 365 ENTERPRISE E5 WITHOUT AUDIO CONFERENCING |
| DESKLESSPACK | OFFICE 365 F1 |
| MIDSIZEPACK | OFFICE 365 MIDSIZE BUSINESS |
| OFFICESUBSCRIPTION | OFFICE 365 PROPLUS |
| LITEPACK | OFFICE 365 SMALL BUSINESS |
| LITEPACK_P2 | OFFICE 365 SMALL BUSINESS PREMIUM |
| WACONEDRIVESTANDARD | ONEDRIVE FOR BUSINESS (PLAN 1) |
| WACONEDRIVEENTERPRISE | ONEDRIVE FOR BUSINESS (PLAN 2) |
| POWER_BI_ADDON | POWER BI FOR OFFICE 365 ADD-ON |
| POWER_BI_PRO | POWER BI PRO |
| PROJECTCLIENT | PROJECT FOR OFFICE 365 |
| PROJECTESSENTIALS | PROJECT ONLINE ESSENTIALS |
| PROJECTPREMIUM | PROJECT ONLINE PREMIUM |
| PROJECTONLINE_PLAN_1 | PROJECT ONLINE PREMIUM WITHOUT PROJECT CLIENT |
| PROJECTPROFESSIONAL | PROJECT ONLINE PROFESSIONAL |
| PROJECTONLINE_PLAN_2 | PROJECT ONLINE WITH PROJECT FOR OFFICE 365 |
| SHAREPOINTSTANDARD | SHAREPOINT ONLINE (PLAN 1) |
| SHAREPOINTENTERPRISE | SHAREPOINT ONLINE (PLAN 2) |
| MCOEV | SKYPE FOR BUSINESS CLOUD PBX |
| MCOIMP | SKYPE FOR BUSINESS ONLINE (PLAN 1) |
| MCOSTANDARD | SKYPE FOR BUSINESS ONLINE (PLAN 2) |
| MCOMEETADV | SKYPE FOR BUSINESS PSTN CONFERENCING |
| MCOPSTN2 | SKYPE FOR BUSINESS PSTN DOMESTIC AND INTERNATIONAL CALLING |
| MCOPSTN1 | SKYPE FOR BUSINESS PSTN DOMESTIC CALLING |
| MCOPSTN5 | SKYPE FOR BUSINESS PSTN DOMESTIC CALLING (120 Minutes) |
| VISIOONLINE_PLAN1 | VISIO ONLINE PLAN 1 |
| VISIOCLIENT | VISIO Online Plan 2 |
| WIN10_PRO_ENT_SUB | WINDOWS 10 ENTERPRISE E3 |
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