A missed call is not a missed call. It is a customer who rang the next business on the list. For a plumber or a clinic the phone is the front door, and most small businesses answer it less than half the time. The numbers are stark, and the fix is cheaper than most owners assume. Here is the real math, worked with honest figures.
The share that actually get answered
US phone marketing firm 411 Locals watched 85 businesses across 58 industries in 2024 and found that only 37.8% of incoming calls were answered by a real person. Another 37.8% went to voicemail, and 24.3% got nothing at all: no answer, no voicemail, nothing. The same study found that 85% of callers who reach voicemail never call back, and that 62% of unanswered callers ring a competitor instead.
The picture in the UK will look familiar to anyone who runs a one-van operation. You are on a ladder, under a sink or with a client when the phone rings, and the caller does not wait. A Salesforce survey found 77% of customers expect to reach someone immediately, and BrightLocal’s 2025 consumer survey found that 69% of business inquiries arrive by phone. The phone is not dying. It is the main channel, and most businesses are dropping most of the calls on it.
| Call outcome | Share of calls | What happens next |
|---|---|---|
| Answered by a person | 37.8% | The only outcome that can book the job |
| Voicemail | 37.8% | 85% of callers never call back |
| No answer, no voicemail | 24.3% | The caller rings the next business on the list |
What one missed call is worth to you
Work your own number before you read anyone else’s. An emergency callout for a plumber is worth £120 to £250 in labour alone, and the job is often bigger once you are through the door. Miss three calls a week, which is nothing for a busy one-van business, and that is roughly 150 calls a year. Even if only half would have become jobs, you are looking at £9,000 to £18,000 a year in work that rang someone else.
A clinic runs the same math on lifetime value. A new private physio or dental patient is worth £60 to £80 per session, and most courses run four sessions or more, so a single missed new-patient call is a £240 to £320 customer who will never come back. US phone provider Nextiva puts the cost of a missed call to a professional services firm at $300 to $700, and notes that home services businesses average $900 per job. Those are American figures, but the shape is the same here: one missed call is often a three figure loss, and you will drop dozens of them this year. The pattern holds for electricians, locksmiths, vets and driving instructors alike: the value of the phone is not the call, it is the job the call would have booked.
Quote calls and emergency calls are not worth the same money either. A quote can sit in voicemail for an hour and still convert, an emergency callout cannot wait ten minutes. So the cost of a missed call is highest exactly where the callers are most impatient: burst pipes, lockouts, breakdowns and anything that happens outside opening hours. That is why the businesses with the biggest missed-call problem are usually the ones doing the most urgent work, and why the fix matters more to them than the sticker price suggests.
Your options, priced honestly
Voicemail is not a strategy, it is a receipt. Everything else on the list answers the phone, and the prices below are real UK numbers from the providers themselves.
| Option | Cost | What you get | The catch |
|---|---|---|---|
| Voicemail | Free | A message 85% of callers will not leave | The leak continues |
| Divert to your mobile | Free | You answer more, but not on a ladder | Still missed at the worst moments |
| Answering service | 99p to £2.20 per call, some add a small monthly fee | A human answers in your name, takes the details | They cannot quote on your behalf |
| AI receptionist | From around $99 a month, about £75, for up to 100 calls | Answers in under a second, takes details, books slots | Can sound robotic, needs training first |
| Booking link on your website | Included in most builds | Catches the bookings that happen at midnight | Only helps if callers reach the site first |
The honest comparison: an answering service at £2 a call pays for itself the moment it catches one job a month. A plumber who answers 60% of calls instead of 38% has added a meaningful slice of turnover without a single extra job of marketing.
A missed call is a customer who rang the next business on the list. The only fix that works is answering, and the cheapest thing that answers is almost always cheaper than the job you are dropping.
What to do now
Open your phone’s missed call log and count last week honestly, then multiply by your average job value. That number is your budget. Then pick the cheapest option on the table that answers within three rings, and set it up this month, not next. If one extra job a month covers the cost, you are already ahead, and every call after that is profit.