Missed calls: how much work a business loses, and what to do about it

8 min read

In PickUp Rank's test calls across the UK and the US, businesses answered only one call in five. Here is how to find out how many you miss, and what to do about it.

A plumber pays for ads so that people will call. Then the phone rings in the van while they're on a job, and nobody picks up. The customer doesn't wait for a callback, and they don't leave a review saying they couldn't get through. They just call the next number.

That is why most businesses know almost nothing about their missed calls. A lost job leaves no trace in the accounts or the reviews. This article covers what test-call data shows, how to measure the same number for your business, what you can fix without new software, and when it makes sense to put a voice agent on the phone.

How many calls businesses miss: data from test calls

PickUp Rank is a public site we run. It calls businesses' public numbers the way an ordinary customer would and records how many seconds it took for someone to answer, and whether the call reached a person, voicemail or nobody. It covers five trades in the UK and the US.

According to its index as of 10 October 2026, 8,658 businesses have a test-call result. The average answer rate came out at 20%, so businesses picked up roughly one test call in five. 77% of calls went unanswered.

These figures are averages across five trades. Your business could do much better or much worse, and the only way to know is to measure it.

How to measure it for your business

Real test calls are the most reliable method. Asking your staff won't tell you much, because everyone says they answer the phone. Ask someone your business doesn't know to call you over two or three weeks, on different days and at different times. Include the hours when you're usually out on site, at lunch or already closed.

For each call, write down:

  • how many seconds it took for someone to answer
  • who took the call: a person, voicemail or nobody
  • the day and time of the call
  • whether the business called back, and how long that took

You already have a second source. The missed-call list on your phone and your provider's call log show how many calls a month went unanswered. They can't tell you how many of those callers were new customers, which is why test calls are still worth doing.

We also offer this measurement as part of our AI phone calls service: we measure how many calls a business misses and what that costs. Only with that number can you sensibly decide whether a few changed habits are enough or you need something more.

What to do today, without new software

You can save some missed calls without adding any technology. Start here:

  1. Voicemail that asks questions. Instead of a generic "I'm not available right now", record a message that asks for the caller's name, the reason for the call and their number, and says when you'll call back. A customer who knows you'll ring them this afternoon is more likely to wait.
  2. One person, one list. Decide who goes through missed calls and messages every day. When it's "everyone", nobody does it.
  3. A callback rule. Set a deadline, say within two hours during working hours, and stick to it. Someone who called about a burst pipe has probably found another plumber by tomorrow.
  4. Forwarding when you can't answer. On site, while driving or after hours, the call can go to a colleague, the office or at least a voicemail with a useful message.

These steps mostly cost discipline. If you get a modest number of calls, they are often all you need.

When a voice agent helps

It starts to make sense when so many calls slip through that you can't keep up by hand, or when people mostly call in the evening and at weekends, when nobody at the business answers.

An AI receptionist for incoming calls

A voice agent answers the phone outside working hours too, and takes down the enquiry. Every call is transcribed and scored, so you know what was actually said instead of relying on a short summary. When the agent doesn't know an answer, it doesn't make one up. It notes the question and passes it to a person who gets back to the customer. The result can go straight into your CRM, a spreadsheet or a team chat.

Callbacks and old enquiries

The other half of the problem is people who once enquired and never heard back. For this case we designed an outbound voice agent. It is a service design and isn't running for any client yet, so we don't quote campaign results.

The rules the agent follows are written down in advance:

  • it introduces itself as an AI in its first sentence
  • it tries to turn a refusal around at most once
  • if someone says "don't call me", it ends the call straight away
  • it recognises voicemail, so you only pay for the minutes it spent talking to a person

Within a minute of hanging up, the call outcome, transcript, recording and any details from the conversation arrive in your CRM, spreadsheet or team chat. The agent knows only what you give it about each contact and isn't allowed to fill in the gaps.

What the law says

We're not a law firm, and what follows isn't legal advice. But there are a few things you should know before you let AI call anyone.

A voice agent must say it's an AI

Article 50 of the EU AI Act requires AI systems that interact directly with people to be designed so that people are told they are dealing with an AI system, unless that's obvious from the context (source). These transparency duties apply from 2 August 2026. That's why the agent in our design says it's an AI in its very first sentence.

Calling back isn't the same as telemarketing

In the US, the Federal Communications Commission ruled in February 2024 that AI-generated voices count as "artificial" voices under the Telephone Consumer Protection Act. Calls that use them need the prior express consent of the person being called, unless an exemption applies (source).

In the UK, the ICO's rules under PECR require consent for automated marketing calls, and live marketing calls must not go to numbers registered with the Telephone Preference Service unless the person has said they're happy to hear from you (source).

Calling back someone who rang you or sent an enquiry is a different situation from calling strangers. Where exactly the line falls for your contact list and your script is something no general article can tell you. Have a lawyer check it before you launch. In our design, people who have asked not to be contacted are also filtered out when the contacts are uploaded.

How to work out whether it pays

You don't need a complicated spreadsheet. Three numbers are enough, and you either have them or can find them:

missed calls per month × share of calls that turn into a job × average job value

Measuring gives you the first number. You get the second from the calls you answer today: how many of them end in a job. The third is in your accounts. Be conservative. Some people will call again, and some would have chosen another business anyway, so round the result down.

Then compare that figure with what the solution costs to run. If it comes out small, the steps above are enough and a voice agent won't pay for itself. If it comes out large, you have a basis for a decision, not a hunch. The PickUp Rank site has a calculator where a business can enter its own numbers and see what unanswered calls cost.

If you'd like to start by measuring how many calls your business misses, message us. The first call is free, and you leave it with an honest opinion on whether it's worth building, even if the answer is no. What happens next is described on our process page.

Frequently asked questions

Will callers know they're talking to an AI?

The EU AI Act requires people to be told they're dealing with an AI system unless it's obvious from the context. The agent in our design says so in its first sentence.

Can AI call through our contact list?

Only within the rules for marketing calls. Calling back people who enquired with you is different from calling strangers with an offer. Before you launch anything, check with a lawyer what consent you hold for those contacts.

What if the AI can't answer a question?

It notes the question and passes it to a person who gets back to the customer. It works only with the information it was given and doesn't make anything up.

How do we find out what was said on a call?

Every call is transcribed and scored. You see what was actually said, not just a summary. For outbound calls in our design, the transcript and recording arrive within a minute of hanging up.

Will it answer at night and at weekends?

It takes incoming calls outside working hours too and records the enquiry. In the morning you'll find it wherever you want it, such as your CRM or team chat.

Dealing with something similar?

Tell us what takes up most of your team's time. The first call is free, and you'll know if it's worth building.

or call +420 605 999 609