where do I find my EWS url so i can add it to zoom calendar settings. thank you

caroline mair 0 Reputation points
2026-02-20T18:31:01.1966667+00:00

I am setting up my zoom account and need to enter my EWS url for my ms account calendar

Exchange Online
Exchange Online

A cloud-based service included in Microsoft 365, delivering scalable messaging and collaboration features with simplified management and automatic updates.


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  1. Hani-Ng 13,470 Reputation points Microsoft External Staff Moderator
    2026-02-21T04:56:04.39+00:00

    Hi caroline mair

    Thank you for reaching out to the Q&A Forum.

    Based on your description, I would like to share some information from my research that I hope will be helpful that depend on how your Exchange email is hosted, the URL will be one of two things:

    The Standard Office 365 URL

    If your organization uses Microsoft 365 (formerly Office 365) for email, your EWS URL is the standard global address: https://outlook.office365.com/EWS/Exchange.asmx

    Note: If you are using Office 365, it is highly recommended to go back one step in the Zoom setup and select "Office 365" as the provider instead of "Exchange". This allows you to log in securely without needing this URL.

    Custom/On-Premise Exchange Server

    If the URL above does not work, your organization is likely using a private (On-Premise) Exchange Server. To find your specific URL, you can check your Outlook Web Access (Webmail) link or your Desktop App settings:

    -Check via Webmail: Go to the website where you check your email in a browser and copy that link but replace /owa with /EWS/Exchange.asmx (Ex: https://mail.yourcompany.com/EWS/Exchange.asmx)

    -Check via Outlook on Windows:

    • With Outlook open, hold down the CTRL key + Right-Click the Outlook icon in your system tray (bottom right corner of your screen near the clock).
    • Select Test Email AutoConfiguration...

    User's image

    • Enter your email address, uncheck the "Use Guessmart" boxes, and click Test

    User's image

    • Look for the line labeled Availability Service URL. That is the exact link you need for Zoom.

    If neither of these works, you may need to reach out to your internal IT administrator to ask for the "External EWS URL.

    I hope this information proves helpful and I look forward to your response!


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  2. AI answer

    2026-02-20T18:31:09.62+00:00

    To find your EWS URL for your Microsoft account calendar, you can use the Autodiscover service. This service helps you to automatically retrieve the correct EWS URL for your account. Here’s how you can do it:

    1. Using the Autodiscover Service: You can use the AutodiscoverUrl method in the EWS Managed API to get the EWS URL. Here’s a sample code snippet:
         ExchangeService service = new ExchangeService();
         service.Credentials = new WebCredentials("******@contoso.com", "password");
         service.AutodiscoverUrl("******@contoso.com");
      
      After executing this, the service.Url property will contain your EWS URL.
    2. Manual Configuration: If you already have the EWS URL cached, you can set it manually as follows:
         service.Url = new Uri("https://computername.domain.contoso.com/EWS/Exchange.asmx");
      
      Make sure to replace the URL with the actual one for your Exchange server.

    Once you have the EWS URL, you can enter it into your Zoom calendar settings.

    AI-generated content may be incorrect. Read our transparency notes for more information.

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