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How to Forward Calls to Your AI Receptionist (Every Carrier, VOIP, and Landline)

August 8, 202611 min read
Smartphone showing a call forwarding setting being enabled for a business phone line
Driive
Nick Small

Nick Small

Co-Founder & CRO

Nick Small is Co-Founder and CRO at Driive, a booking and scheduling platform built for home service companies.

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78%

Homeowners hire the first contractor who responds

24/7

Dot answers, any hour

<5 min

Typical forwarding setup time

Quick Answer

Driive provisions a dedicated number for Dot, your AI receptionist, and you forward your existing business line to it. Setup takes under five minutes on most phones and VOIP systems. You keep the number on your trucks, website, and Google Business Profile. Callers never know it forwarded. You can run it 24/7 or set it to activate only nights, weekends, and missed calls, depending on how your office already operates.

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This guide covers every path: mobile carriers, VOIP platforms, desk phones, and landlines, plus how to decide between always-on forwarding and conditional forwarding.

Why forward calls at all instead of just changing your number?

Because your number is a business asset. It's on 10,000 truck magnets, five years of Google reviews, your Google Business Profile, and every invoice you've ever sent. Changing it resets all of that. Call forwarding lets you plug an AI receptionist in behind the number you already have, with zero disruption to the customer.

The mechanics are simple. A customer dials your published number. Your carrier or VOIP provider silently redirects that call to the number Driive assigned to Dot. Dot answers, has the conversation, qualifies the lead, and books the job. The caller never hears a transfer, a tone, or a message. It works the same whether your existing number is a cell phone, a landline, or a VOIP extension — the redirect happens at the carrier level, not on the device.

The benefit of doing this at all

No missed calls. The Driive Brain's own data shows homeowners hire the first contractor who responds 78% of the time. A call that rings out to voicemail is a call your competitor is about to answer instead.

No dispatcher tied to the phone. Your office staff stop being interrupted by every inbound call, especially the tire-kickers and out-of-area requests Dot filters before they ever reach a human.

Consistent intake, every time. A tired CSR at 4:45 on a Friday asks different questions than she does at 8 a.m. Dot asks the same qualifying questions on call one and call ten thousand.

Coverage without headcount. Nights, weekends, lunch breaks, sick days — the line still gets answered by something that can actually book a job, not just take a message.

24/7 forwarding vs. nights-and-weekends forwarding: which one should you run?

This is a business decision, not a technical one. Both options use the same forwarding setup — the difference is which forwarding mode you choose on your carrier or VOIP system.

Run 24/7 (unconditional) forwarding if:

  • You don't have a dedicated CSR or front desk answering every call during business hours
  • You want every call qualified the same way, including the ones your team would otherwise answer inconsistently
  • You're a smaller shop where the owner or a tech is the one currently fielding calls between jobs

Run conditional forwarding (nights, weekends, no-answer, or busy signal only) if:

  • You have office staff who handle daytime calls well and just need after-hours coverage
  • You want Dot as a safety net for missed and overflow calls, not the first line of contact
  • You're testing Dot before handing over full-time call handling

Most carriers and VOIP systems support three forwarding conditions you can combine: always, no answer (rings out after a set number of seconds), and busy (line is already in use). A common setup for growing home service businesses is: office staff answer during business hours, and Dot picks up everything else — nights, weekends, lunch, and any call that rings more than four times.

How to forward your business calls to Dot

Once Driive provisions your number for Dot, forwarding takes one of three forms depending on your phone system: a star code on a mobile carrier, a setting inside a VOIP admin portal, or a request to your landline provider. Below is every major path.

Mobile carriers (cell phone as your business line)

Many home service businesses run their main line off a personal or company cell phone. These are handled with carrier star codes, dialed like a phone number.

Verizon

Forward all calls: dial *72 followed by Dot's number, then press Call

Forward only missed/busy calls: dial *71 followed by Dot's number, then press Call

Turn off forwarding: dial *73

AT&T (mobile)

Forward all calls: dial *21* followed by Dot's number, then #, then press Call

Turn off forwarding: dial #21#

AT&T (business landline)

Forward all calls: dial *72, wait for the dial tone, enter Dot's number

Turn off forwarding: dial *73

T-Mobile

Forward all calls: dial **21* followed by Dot's number, then #

Forward only missed/busy calls: dial **61* followed by Dot's number, then #

Turn off forwarding: dial ##21# or ##61#

Other carriers (Xfinity Mobile, Spectrum Mobile, and most regional carriers)

These generally follow the Verizon pattern: *72 + Dot's number to forward all calls, *71 + Dot's number for missed/busy only, *73 to cancel. If a code doesn't work, your carrier's support page will list the exact one — the underlying GSM standard codes are **21*[number]# (unconditional), *61*[number]# (no answer), and *67*[number]# (busy), with ##21#, ##61#, and ##67# to cancel each.

After dialing any of these, wait for a confirmation tone or text before hanging up. Then call your business number from a different phone to confirm it reaches Dot.

VOIP and cloud phone systems

If your business runs on a VOIP platform, forwarding is managed through an admin portal or app instead of star codes — and this is where conditional forwarding (business hours vs. after-hours) gets easier to configure with real schedules instead of manual toggling.

RingCentral: Log in at service.ringcentral.com, open the extension or number you want to forward, go to Call Handling & Forwarding, and add Dot's number as a forwarding destination. RingCentral lets you set forwarding rules by time of day and day of week, so business-hours calls can go to your desk phone while nights and weekends route straight to Dot.

Google Voice: Open Settings, find the number, and add Dot's number under linked numbers with forwarding enabled. Google Voice's scheduling is limited — it supports basic ring windows but not full conditional logic — so many businesses running Google Voice use it for always-on forwarding to Dot rather than a complex schedule.

Vonage Business: Sign in to the Admin Portal, go to Phone System, select the extension, open Call Forwarding, and enter Dot's number. Vonage supports Always, When Busy, and When No Answer as separate conditions, so after-hours-only routing is a straightforward setup.

Ooma: Open the Ooma app or my.ooma.com, go to Call Forwarding under Preferences, toggle on Forward All Calls, and enter Dot's number. Ooma does not support star codes — forwarding is app- or portal-based only.

Nextiva, 8x8, Dialpad, Grasshopper, and similar platforms: The pattern is consistent across providers even where menu names differ: log in to the admin portal, find call handling or call routing for the number or extension, add a forwarding destination, and choose whether it applies always, on no-answer, or on busy. If your platform supports business-hours schedules, that's the setting to use for nights-and-weekends-only forwarding to Dot.

Landlines and office PBX systems

A traditional copper landline typically uses the same *72 (forward all) and *73 (cancel) codes listed above under AT&T Business. If your office runs a PBX or a multi-line phone system, forwarding is usually configured by whoever manages the phone system rather than at the handset, since it involves routing rules at the trunk or extension level. In that case, give your IT contact or phone vendor Dot's number and specify whether you want it as the primary answer point or as an after-hours and overflow destination.

After you forward: test it

Call your business number from a phone that isn't on your network. Confirm Dot answers, the caller ID situation is what you expect, and the call quality is clean. Then place a second test call and let it ring through without answering, to confirm no-answer forwarding works if you're running conditional mode. Most systems apply changes within 30 to 60 seconds, so if a test call doesn't forward right away, wait a minute and try again before troubleshooting further.

Why forward to Dot instead of a generic AI answering agent

Forwarding is the easy part. What happens after the call connects is where it matters, and that's where most AI voice agents in the trades run into trouble.

Most AI booking agents are a language model wrapped in a prompt that contains your business's rules — service area, pricing, availability, technician certifications. The model interprets those rules fresh on every call, which means the agent can drift: it books outside your service area, quotes old pricing, or schedules a job a tech can't actually run, because the rules live in text the model is interpreting rather than a system that enforces them.

Dot doesn't work that way. She handles the conversation — qualifying the caller, answering questions, adapting to how the homeowner talks — but she can only book what the Driive Brain says is actually possible. The Brain holds your real drive times, technician locations, service area, certifications, and pricing outside the model entirely. Dot can't book outside your service area or send the wrong tech, because those rules aren't hers to reinterpret. That distinction is the difference between an agent that talks well and a system you can actually trust with your calendar. We've written more on why scheduling needs this architecture.

The practical result: forwarding your number to Dot doesn't just mean calls get answered. It means calls get answered and booked correctly, at any hour, without a human double-checking the work behind her.

Frequently Asked Questions

Will my customers know their call was forwarded?

No. Forwarding happens at the carrier or VOIP level before the call ever reaches Dot. Callers dial your normal number and the call simply connects — there's no tone, message, or delay that indicates a redirect.

Can I still make outgoing calls from my business number after I set up forwarding?

Yes. Call forwarding only affects incoming calls. Outgoing calls work exactly as they did before.

What happens if I forward calls but Dot's number doesn't answer for some reason?

Forwarding rules typically fall back to voicemail if the destination doesn't pick up, the same as any forwarded call. In practice this is rare since Dot answers 24/7, but it's worth testing during setup.

Can I forward more than one number to Dot?

Yes. If you run multiple lines — for example a main office number and a separate on-call number — each can be forwarded to the same Dot number as long as your carrier or VOIP system supports forwarding on each line individually.

Do I need a new phone or a new number for my customers to see?

No. Your customers keep seeing and dialing the number they already know. Dot's number is the destination behind the scenes, not something you publish anywhere.

Can I switch between 24/7 and after-hours-only forwarding later?

Yes. Forwarding mode is a setting, not a structural change. Most carriers and VOIP systems let you switch between always, no-answer-only, and busy-only forwarding at any time, so you can start with after-hours coverage and move to full-time as you get comfortable with Dot.

See how Dot answers calls on top of the Driive Brain. Watch a 5-minute demo, no sales call required.

See how Dot answers calls on top of the Driive Brain.

Watch a 5-minute demo, no sales call required.

Cite This Article

Nick Small. (2026, August 8). How to Forward Calls to Your AI Receptionist (Every Carrier, VOIP, and Landline). Driive. https://getdriive.com/blog/call-forwarding-ai-receptionist