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    How To Guides

    Best Times to Send Ringless Voicemail Drops (RVMs)

    James MartinJames MartinNovember 13, 20252 min read
    Best Times to Send Ringless Voicemail Drops (RVMs)

    Timing plays a major role in whether someone hears your message and takes action. While RVMs don’t ring the phone, they still show up as a voicemail notification—often with a missed-call alert. Choosing the right window to drop those messages can significantly impact callback rate, engagement, and response.


    Why Send Time Matters for RVM Campaigns

    Even though the phone never rings, voicemail is still an attention-based channel. If your drop lands at the wrong time, it can get buried under notifications and never be heard.

    When scheduled well, RVMs support your mission by reaching supporters when they’re most receptive:

    • Higher donor engagement
    • More callbacks and responses
    • Better event attendance
    • More supporters taking next steps

    At Rally, we’re focused on human-centered messaging and permission-based outreach. Timing is part of that experience.


    The Best Days and Times to Send RVMs

    Across thousands of campaigns, the most consistent engagement happens during the middle of the week and standard daytime hours.

    Recommended Days

    • Tuesday
    • Wednesday
    • Thursday

    Mondays are often catch-up days, and Fridays tend to have lower attention and lower response rates.

    Recommended Time Windows (Local Time)

    • 10:00 AM – 12:00 PM
    • 2:00 PM – 4:00 PM

    These windows consistently avoid morning rush, meetings, commutes, and after-hours distraction. People are more likely to check voicemail and respond during these times.

    If your audience skews toward early morning or evening schedules (e.g., volunteers, shift workers), test alternate windows like:

    • 8:00 AM – 9:30 AM
    • 4:30 PM – 6:00 PM

    Schedule by the Recipient’s Local Time

    Always schedule using the recipient’s local time zone. A 10 AM drop on the east coast is 7 AM on the west coast—not ideal.

    If you work across multiple states, segment by time zone or schedule separate drops.

    Pro Tip: Passing the ZIP code along with the contact's number is a great way to do this using the Rally platform.


    Best Practices for Nonprofits Using RVM

    • Keep the message short and clear. Identify who you are and why the message matters.
    • Lead with impact. Make it about outcomes, gratitude, or service—not pressure.
    • Pair voicemail with texting. Together, these channels outperform everything else.
    • Respect timing and frequency. No late-night or early-morning drops.

    Supporters want relevant and trusted communication. Respecting their attention shows you value the relationship.

    Here are some examples if you want to hear how other nonprofits are using Voicemail Drops.


    RVM Send Time Cheat Sheet

    Audience Best Time Why
    General supporter base Tue–Thu, 10 AM–12 PM or 2 PM–4 PM High attention and availability
    Morning-leaning groups 8 AM–9:30 AM Heard early in the day
    Event outreach or volunteer reminders Late afternoon More availability and responsiveness

    Compliance Tips

    Even though RVM doesn’t ring the phone, nonprofits should still:

    • Honor opt-outs
    • Respect time zones
    • Avoid late-night drops
    • Use permission-based messaging whenever possible

    Our goal is to help you reach supporters with clarity and respect—not contribute to spammy practices.


    Final Thoughts

    There’s no single perfect time, but there are proven windows that consistently deliver more engagement and better results. Start with the recommendations above, then test and refine for your audience.

    As with anything in fundraising and supporter engagement, it’s about clarity, timing, and consistency.


    Need help running a voicemail, text, or multi-channel campaign?

    We’d love to help. Book a demo or join one of our workshops to learn how top-performing nonprofits use mobile to mobilize supporters and maximize engagement.

    About the Author

    James Martin
    James Martin

    James Martin is founder of Rally Corp, helping nonprofits mobilize supporters with human-centered text messaging and mobile engagement. With 20+ years in marketing, he shares insights on the Your Rally Point Podcast and rallycorp.com.

    San Diego, CALinkedIn
    View all posts by James Martin

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