How Much Are Missed Calls Costing Your Business?

April 3, 2026

Your phone rings. You can’t answer.

They hang up. No message. They try the next number.

Most business owners know this happens. Very few have sat down and worked out what it’s actually costing them.

The maths most people avoid

Start with how many calls come in on a typical day. For a busy trades business, it might be ten to fifteen. For a florist during a peak week, it could be twenty or more. For a professional services firm, fewer but higher value.

Now think about how many you don’t pick up. Not because you’re ignoring them, but because you’re with a client, on a job, in a meeting, or simply away from your phone. 40-50% is a common figure for sole traders and small teams.

Now put a value on each of those calls. Not every call becomes a job. But the ones that do matter a great deal.

For a plumber, a single call-out is £100–£300. A bathroom refit is £5,000–£10,000. A boiler replacement is £2,000–£4,000. For a florist, a walk-in bouquet is £40–£60. A wedding is thousands. A funeral arrangement is £600–£1,000.

If your conversion rate from answered calls is around 30%, and you’re missing five calls a day, and average job value is £200, that’s £300 a day. Roughly £6,000 a month, going to competitors who happened to pick up.

The exact numbers vary enormously by trade and situation. But very few businesses that run this calculation come away thinking the problem is smaller than they imagined.

Why calls don’t get answered

The reasons are always the same. You’re:

• On another call
• With a customer
• On a job
• Outside phone signal
• In a meeting
• Simply not available at that moment

None of these are failures of organisation or effort. They are just what happens when one person tries to run a business and do the work simultaneously. The phone doesn’t stop ringing because you’re busy. And the caller doesn’t wait because you’re good at your job.

What callers actually do

Research shows that most callers who reach voicemail don’t leave a message. They hang up and try the next number.

This matters because unlike a website enquiry or an email, a missed call rarely comes back. The caller found someone else. They booked someone else. The job went somewhere else.

The handful who do leave a voicemail often need a callback within minutes to still be available. If you’re mid-job and can’t check messages for two hours, that window closes.

The fix

There are a few ways to handle missed calls, with different trade-offs:

Hire a human receptionist. Effective, but expensive: typically £20,000–£35,000 a year for a full-time person, or £10–£15 per hour for a part-time solution. Fine if call volume justifies it and you have room to manage someone.

Use a call-answering service. Cheaper, but often impersonal. Your callers speak to a generic call centre who take a message and email it to you. No product knowledge, no ability to answer questions, no judgement about urgency.

Use an AI voice receptionist. Answers every call you can’t, immediately. Greets callers in your business’s name, answers common questions about your services, takes a message, and flags urgent calls for immediate callback. Costs from £200 a month. Available 24/7. No sick days, no lunch breaks.

The AI option isn’t right for everyone. If your business runs on deep relationship calls and complex conversations, you need a human. But for the majority of calls: initial enquiries, appointment requests, routine questions, messages, an AI handles it better than voicemail and at a fraction of the cost of a person.

What the return looks like

If an AI receptionist captures one additional booking per week that would otherwise have gone to voicemail, the maths is straightforward. For most trades and service businesses, that’s break-even in the first month and a clear return from month two onwards.

The real returns tend to be larger once you account for calls that come in out of hours, calls during peak periods when you’re at full capacity, and the time you stop spending on callbacks that go nowhere.

Finding out if this makes sense for your business

The best starting point is honest accounting: how many calls do you miss in a typical week, and what’s a conservative estimate of what each one is worth?

If the answer makes you uncomfortable, it’s worth a conversation. If it’s fine, it’s fine.

For trades, florists, and other service businesses that run on phone enquiries, the AI voice receptionist is the most direct fix. The portfolio has worked examples with real numbers. Or get in touch for a no-cost, no-obligation call.