Your Google Business Profile says "Open 24 hours" because you run no-heat calls at night. Then a homeowner calls at 1 a.m., hits voicemail, and calls the next HVAC company on the map. If you run Local Services Ads, Google may also bill you for that call. The hours setting looks like a small checkbox. In heating season it decides who gets the overnight furnace job and what you pay for the calls you miss.
The Short Answer
Set your HVAC company's Google Business Profile to "Open 24 hours" only if a live person answers every call around the clock and can book or dispatch a technician that night. That person can be you, an on-call tech or an answering service that dispatches. If nights go to voicemail, list your real office hours and show emergency service in your services, description and website instead. Google's guidelines ask for your regular customer-facing hours, and since October 1, 2026 Local Services Ads bills missed calls that come in during your profile hours and ad schedule when the caller stays on the line past 20 seconds. "Open 24 hours" with nobody on nights turns those calls into charges and lost jobs.
What Google's Rules Say About Business Hours
Google asks every business to list its regular customer-facing hours, and it gives no special exception for emergency service. The Business Profile guidelines tell you to provide your regular customer-facing hours, use special hours for holidays and temporary changes, and give separate departments their own hours on their own profiles. The guidelines say nothing about on-call or emergency-only hours.
For an HVAC shop, "customer-facing" is the useful test. A homeowner with no heat does not care when your office manager clocks out. They care whether someone picks up and whether a truck can come. If the answer at 2 a.m. is yes, those are customer-facing hours. If the answer is a voicemail that gets returned at 8 a.m., they are not.
Profiles that break Google's guidelines can be suspended, and a suspended profile drops off the map until an appeal clears. Hours are rarely the only reason, but there is no upside in giving Google or a competitor a reason to look closer. Our post on what to do when a Business Profile is suspended covers how that process works.
Why "Open 24 Hours" Is Tempting: Google Ranks Businesses That Are Open
Being open when someone searches helps you show up, and Google has said so. In December 2023, Google's Search Liaison account said Google has long used "openness" in its local ranking systems and that it had recently become a stronger signal for non-navigational searches, according to Search Engine Journal's report. The same statement said the signal might change as Google keeps evaluating it.
That is the whole temptation. "Furnace repair near me" at 11 p.m. favors listings that show as open, so a shop with 8-to-5 hours may sit lower in the map pack at night. Owners respond by switching to 24 hours. It works for ranking only as long as someone answers. A higher spot in the map pack sends more night calls to a voicemail box, which means more homeowners who call your competitor next and, if you run Local Services Ads, more billed calls.
Google also said the signal may change, so hours set only to rank can stop working at any time. Hours you can actually keep are the only setting that holds up when it does.
What 24 Hours Costs You in Local Services Ads
If you run Local Services Ads, your Business Profile hours now decide which missed calls you pay for. Google's How leads work page, checked on November 7, 2026, says:
- Missed calls: a call you miss during your business hours is charged if the customer stays on the line more than 20 seconds.
- Voicemail: a call that reaches voicemail or an automated greeting during business hours counts as connected and is charged past 20 seconds.
- Which hours: business hours are the hours on your Google Business Profile, and an unanswered call is charged only when it falls inside both those hours and your active ad schedule.
- Phone menus: if the caller presses a key in an automated menu, the 20-second timer starts after the key press.
Put those together. An HVAC company whose profile says 24 hours, whose ad schedule runs all night, and whose night calls go to voicemail pays for every night caller who waits through the greeting. The same company with real 7 a.m. to 7 p.m. hours pays nothing for a missed 1 a.m. call, because it falls outside business hours.
Local Services Ads is also moving into Google Ads as Performance Max campaigns, starting with select home service advertisers including HVAC in August 2026 (Google's transition page). Wherever your campaign lives, check the ad schedule alongside your profile hours. Our guide to the Local Services Ads move to Google Ads covers what changes.
The 3-Question Test for Your HVAC Shop
Three yes-or-no questions decide the right hours setting. Answer them for a normal Tuesday night in January, not for the night you happen to be on call.
- Does a live person answer every call at 2 a.m.? You, a rotating on-call tech with the business line forwarded, or an answering service. A voicemail box or a web form does not count.
- Can that person book the job or dispatch a technician tonight? An answering service that only takes a message is a nicer voicemail. It needs your on-call schedule and the authority to send someone, or a way to put the call through to the tech.
- Do your Local Services Ads schedule and your profile hours match what you can cover? If you can cover nights only on weekends, your hours and ad schedule should say that.
Three yeses: set "Open 24 hours". Any no: list the hours you really cover.
How to Set Your Hours Without Losing Emergency Calls
If the test says no, you can still win emergency calls by being clear about what you offer. Google's Edit your business hours page lays out the options:
- Open 24 hours: Edit profile, then Hours, then "Opens at" and choose "24 hours" for each day. Use it only after passing the test above.
- Extended or split hours: add 2 time ranges to the same day with "Add hours". This fits a shop that covers 7 a.m. to 9 p.m. with a live person, or one that covers mornings and evenings with a gap.
- Weekend-only nights: set Friday and Saturday to 24 hours and keep weekdays to office hours, if that is when your on-call rotation actually answers.
- Special hours: set holiday hours ahead of Thanksgiving (November 26, 2026), Christmas and New Year's, which land in peak heating season. Google uses special hours for temporary changes, including closures of 6 days in a row or fewer.
- Avoid "Open with no main hours": it hides your hours entirely. It does not tell Google or the homeowner that you are open around the clock.
Then tell people about emergency service everywhere else:
- Add "emergency furnace repair" and "emergency AC repair" as services on the profile, with a one-line description of how after-hours calls work.
- Say in the business description how after-hours calls work, for example "after-hours emergency calls returned by our on-call technician".
- Build an emergency service page on your site that states your after-hours process and any after-hours rate, and link it from the profile.
- Match your website, answering service script and voicemail greeting to the same hours.
Our HVAC SEO strategies guide covers how service pages and the profile work together, and the HVAC marketing page shows what we look at on an HVAC profile.
What It Costs to Really Cover Nights, and How to Check It Pays
Covering nights costs money, so check the math on your own numbers before you change the setting. The BLS Occupational Outlook Handbook (page updated October 29, 2026) notes that HVAC technicians may be on call for emergencies and work irregular schedules in peak heating and cooling seasons, and puts the median wage at $61,010 in May 2025. On-call pay is real payroll.
Answering services publish list prices. Ruby starts at $250 a month for 50 minutes, and Smith.ai's receptionist plans start at $300 a month for 30 calls (both checked October 31, 2026). Our answering service cost breakdown compares the options and what each one can actually do with a night call.
Run this before you decide:
- Pull 4 weeks of call logs from your phone system or call tracking and count calls after your current closing time.
- Multiply by the share of those that are real no-heat or no-cool emergencies, not price shoppers.
- Multiply by your average gross profit on an emergency service call.
- Compare that to the monthly cost of on-call pay plus any answering service.
If night calls are rare outside cold snaps, real hours plus a clear after-hours process is often the better deal. If you already get several emergency calls a week, covering nights properly may pay for itself in one or two jobs. The answering service or answer it yourself post walks through that choice.
Action Steps for This Week
- Call your own business line at 10 p.m. and 2 a.m. and note what happens.
- Run the 3-question test.
- Set your profile hours to match the answer.
- Match your Local Services Ads schedule to those hours.
- Add emergency services and an after-hours line to the profile description.
- Enter special hours for Thanksgiving, Christmas and New Year's now.
- Recheck hours every time your on-call rotation changes.
Fast answers matter during the day too. Our post on how fast to call back a lead is written for plumbers, and its routing advice works the same way for an HVAC office.
Frequently Asked Questions
Will setting my Google Business Profile to open 24 hours help my HVAC company rank?
It can help you show for searches made while you are listed as open, because Google uses "openness" as a local ranking signal and said in December 2023 that it had become stronger. Google also said the signal may change, and the extra ranking only pays if someone answers the calls it brings.
Does an answering service count as being open 24 hours?
It counts if it answers live and can book or dispatch a technician that night, or put the call through to your on-call tech. A service that only takes messages for the morning leaves the homeowner in the same spot as voicemail.
Does Local Services Ads charge me for missed calls at night?
Only if the call falls inside both your Business Profile hours and your active ad schedule. A missed call in that window is charged when the caller stays on the line more than 20 seconds, and voicemail counts as connected. Outside your hours or ad schedule, a missed call is not charged.
Should I use "Open with no main hours" if I take emergency calls?
No. That option hides your hours from the profile. It does not tell searchers you are available around the clock, and a homeowner in a hurry has no way to tell whether anyone is there.
How do I list emergency service if I am not open 24 hours?
Keep your real hours, then add emergency furnace and AC repair as services, describe your after-hours process in the business description, and link the profile to an emergency service page on your website that states how night calls are handled.
Can I set 24 hours only for winter?
Yes. Google's guidelines allow seasonal hours as your regular hours while they apply. Switch to 24 hours when your winter on-call rotation starts and back when it ends, and change the ad schedule on the same day.
Facts in this article were checked on their sources on November 7, 2026: Google Business Profile guidelines and hours help pages, Google Local Services Ads lead charges, Google's Local Services Ads transition page, Search Engine Journal's December 15, 2023 report on the openness signal, and the BLS Occupational Outlook Handbook. Answering service list prices were checked on October 31, 2026.
Want a Second Look?
Everything above is something you can check and change yourself in an afternoon. If you would rather go over your profile hours and after-hours call handling with someone, Leads Akolytos offers a free 30-minute strategy call; we work only with home service contractors, with no setup fees and no long-term contracts. You can book a time here.
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