AI phone answering for your business

Overflow Phone Answering Service

An overflow phone answering service handles the calls that come in when you are already on the phone or cannot reach the line in time. Your main number stays the same. You set up forwarding so calls you cannot pick up go to AllDayDesk, which answers using your saved business information, takes messages, and can book new appointments on your dashboard calendar. Transcripts, summaries, and bookings show up in your dashboard.

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24/7 call answeringKeep your current numberFirst 30 calls free

How it works

Set up your business receptionist

01

Add your business

Choose your business or enter its website. Check the services, hours, and details callers need.

02

Hear your receptionist

Listen to a sample for your business and check its answers. The sample does not create a real booking.

03

Connect your phone

Follow the steps for your phone service. Set up booking availability and any call transfers you want to use.

Review calls, messages, and bookings in your dashboard.

What an overflow answering service actually covers

Overflow coverage is different from full-time answering. With full-time service, every call goes to the receptionist. With overflow, your phone rings first, and only the calls you cannot take move on. This fits owners who answer their own phone most of the day but lose calls during busy stretches, like a plumber mid-repair, a salon owner behind the chair, or a contractor driving between jobs.

The goal is that callers reach your receptionist instead of a ring-out and a generic voicemail. When forwarding is active and you miss the call, AllDayDesk answers in your business name, answers common questions from your saved details, takes a message when it does not know an answer or price, and can book new appointments once you have set up your services and availability. Changes to existing appointments are passed to you as requests, not confirmed changes.

  • Your public number stays the same; forwarding sends missed calls to AllDayDesk
  • The receptionist answers using your saved business information
  • Messages, transcripts, summaries, and bookings appear in your dashboard
  • Unknown answers or prices become messages for you instead of guesses

How to route overflow calls to AllDayDesk

Setup starts by choosing your business or entering its website, checking the details it pulled in, and hearing a personalized sample of your receptionist. Then you pick your phone setup. To make it overflow instead of all calls, you use conditional forwarding on your phone service, which sends calls along only when the line is busy or not answered. The exact steps depend on your carrier.

For example, on Verizon mobile, *71 plus the destination number forwards unanswered calls, while *72 forwards all calls and *73 turns forwarding off. T-Mobile uses codes like **61*1 followed by the destination and # for no-reply forwarding and **67*1 for busy forwarding. Spectrum Business Voice manages forwarding through its online portal, where you choose busy or no-answer forwarding and set the destination. Vonage Business Communications lets you enable forwarding to a phone number from its call forwarding settings. Check your own carrier and product, because codes and menus differ between wireless, landline, and hosted business services.

Google Voice is a special case: Google states that forwarding calls from a Google Voice number to an automated system is unsupported, so a Google Voice number is not a workable path to AllDayDesk.

  • Conditional forwarding sends only busy or unanswered calls, keeping overflow behavior
  • Unconditional forwarding sends every call, which is a different use case
  • Activation steps vary by carrier and product, so confirm yours before relying on it
  • Test with a real call from another phone after you activate

Sources: Verizon mobile call forwarding · T-Mobile short codes · Spectrum Business Voice user guide · Vonage Business Communications call forwarding · Google Voice linked phone setup

When overflow coverage makes sense

Overflow answering is a fit when you can usually handle your own calls but know you lose some during predictable crunches. Think of the Monday morning rush, the lunch-hour spike at a restaurant, or a solo electrician on a ladder. A caller who cannot reach you may not leave a voicemail, so overflow coverage gives those calls somewhere to go.

A few questions help you decide:

If you answered yes to two or more, overflow coverage is worth setting up. If you want calls handled around the clock instead of only during busy stretches, full-time or 24/7 coverage is the better comparison.

  • Do you regularly miss calls while working or on another line?
  • Do missed callers seem to disappear instead of leaving voicemails?
  • Would booking even one extra job a week cover the cost?
  • Do you want your main number to keep ringing first?
  • If your problem is nights and weekends rather than busy daytime stretches, compare full-time coverage instead. 24 7 answering service

What happens on an overflow call

When a forwarded call reaches AllDayDesk, the receptionist greets the caller with your business name and works from the information you saved: services, hours, pricing you chose to share, and availability. For new appointments, it books into the built-in AllDayDesk dashboard calendar by default once you have configured services and availability. If you prefer, you can connect Google Calendar in Settings after connecting and authorizing your Google account.

The receptionist stays honest about limits. If a caller asks something it does not know, or wants a price that is not saved, it takes a message instead of guessing. If a caller wants to change an existing appointment, that goes to you as a request to approve. If you configure call transfers, the receptionist can transfer a caller to a destination you set with your own rules, though pickup is not guaranteed.

Calls leave a record in your dashboard: the transcript, a summary, any message taken, and any booking made. You can review the day's overflow activity in one place instead of dialing into voicemail.

  • New bookings go to the dashboard calendar by default, or Google Calendar if you connect it
  • Existing appointment changes arrive as requests for you to approve
  • Unknown answers become messages, not invented answers
  • Transfers go to destinations and rules you configure
  • See how booking works during calls if capturing new jobs is your main goal for overflow coverage. AI appointment booking

Choosing between overflow and other setups

You have three realistic ways to handle calls you cannot reach. A voicemail catches the message but gives the caller no help and no booking. A human answering service answers with a person, and pricing varies by provider and plan; some advertise plans starting around $245 per month, but you should compare included minutes, overage rates, hours, and contract terms on a current quote. AllDayDesk is an AI receptionist on this site that answers around the clock using your saved business information, with plans that include a monthly pool of minutes and a per-minute rate after that.

Overflow forwarding works with any of these. The difference is what answers when the call arrives. With AllDayDesk, you keep your number, forward only what you cannot take, and review calls, transcripts, and bookings in the dashboard. Setup is not instant; you will choose your business, verify its details, listen to a sample, and configure forwarding with your carrier before the coverage is live.

  • Voicemail: cheapest, but no answers, no booking, no summary
  • Human services: real people, pricing varies by provider and plan
  • AllDayDesk: AI receptionist, plans with included minutes, dashboard records
  • Overflow forwarding is the routing choice; the service is what answers

Sources: Ruby live virtual receptionists

Pricing

Choose a plan that fits your calls.

Solo $99/moBusiness $199/moGrowth $349/mo

Each plan includes call minutes. Extra minutes cost more. See your estimate before you start. Your first 30 calls are free, with no credit card. Paid plans are monthly; cancel anytime.

More questions, answered

Does my main phone number change?

No. You keep your public number. Forwarding simply sends the calls you cannot answer to AllDayDesk, and callers dial the same number they always have.

Will AllDayDesk answer every call?

AllDayDesk is available around the clock, but no service can guarantee that every call connects. Forwarding depends on your phone service working correctly, so test your setup after activating it.

Can I use this only during busy hours?

Yes. Conditional forwarding sends only busy or unanswered calls, so your phone rings first. You can also turn forwarding on and off yourself using your carrier's activation and deactivation codes.

What if the receptionist does not know an answer?

It takes a message instead of guessing. You see the message, transcript, and summary in your dashboard and can follow up yourself.

Can it book appointments while I am busy?

Yes, for new appointments, once you have configured your services and availability. Bookings go to the built-in dashboard calendar by default, or to Google Calendar if you connect and authorize it in Settings. Changes to existing appointments come to you as requests.

What about my Google Voice number?

Google states that forwarding calls from a Google Voice number to an automated system is unsupported, so a Google Voice number is not a compatible path for this setup. Use a standard carrier or business phone line instead.

Hear your overflow receptionist before you decide

Enter your business or website, check the details, and listen to a personalized sample of how AllDayDesk would answer your overflow calls. If it sounds right, set up forwarding with your carrier and your busy-period coverage is ready.

Hear it answer for your business No credit card to try it

Updated . Linked sources checked on the date shown.

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