After-hours calls for plumbers: what to ask a 9 PM caller

When the phone rings at 9 PM, the caller usually has water where it shouldn't be and a list of plumbers to try. Whoever answers has about a minute to do three things: keep the caller safe, slow the damage, and get what the plumber needs to show up. Here is the short version, in order:

1. Safety first: gas smell, sparks, smoke or water near the electrics means hang up and call 911.
2. Is water running right now? If yes, walk them to the nearest shutoff valve.
3. The address, including the unit number or gate code.
4. Name and best number, read back digit by digit.
5. Who will be on site, and whether they're the owner or a tenant.
6. An arrival window and your after-hours fee, said exactly the way you set it.

The rest of this guide is a script you can hand to whoever answers your phone at night, whether that's you, a family member, an answering service or an AI receptionist.

1. The safety question comes before everything

Ask it first, every time, even when the caller sounds calm: “Before anything else, do you smell gas, or is any water near outlets, the electrical panel or anything sparking?”

• Gas smell (often near a gas water heater): tell them to leave the building, not to switch lights or appliances on or off, and to call 911 or their gas company from outside.
• Water near electrics, smoke or fire: tell them to stay out of that area and call 911.
• Flooding they can't get away from: 911 first, plumber second.

Keep this line the same every night. Nobody should be improvising a safety answer at 9 PM.

2. “Is the water still running?”

This one question sorts most calls. If water is actively leaking, the most useful thing the caller can do in the next two minutes is shut it off. Walk them to the closest valve that works:

• Under a sink or behind a toilet: the small valve on the supply line. Turn it clockwise until it stops.
• Water heater: the cold-water valve on the pipe going into the top of the tank. If it's safe to reach, they can also switch off the heater's breaker (electric) or turn the gas control to off or pilot (gas).
• A burst pipe or a leak they can't trace: the main shutoff. It's usually where the water line comes into the house: a basement or crawlspace wall, the garage, a utility closet, or near the water meter outside.

Only ask them to do what's safe. If they can't find the valve or it won't turn, note that and move on. The plumber needs to know it's still running.

3. The address, with everything needed to get in

Ask for the full street address and then the details that waste time on arrival: apartment or unit number, gate code, which door to use, and where to park. Read it back. A wrong house number at night is a lost hour.

4. Name and number, read back digit by digit

“Can I get your name and the best number to reach you?” Then read the number back in groups: “That's 2-1-4, 5-5-5, 0-1-8-2?” A caller under stress gives the wrong number more often than you'd think, and the tech can't call ahead without it.

5. What's broken, where, and who's on site

Get enough for the plumber to load the right parts, not a diagnosis:

• What's happening, in the caller's words (“water heater leaking from the bottom”, “toilet backing up into the tub”).
• Where it is: kitchen, basement, garage, outside.
• Whether the shutoff is off now.
• Who will let the plumber in, and whether the caller is the owner or a tenant. Tenants often need the landlord's OK for the work, so it helps to take the landlord's name and number too.

6. Book a window, and say the fee the same way every time

Offer your next emergency slot as a window (“between 9 and 11 tonight” or “first thing, 7 to 9”), not an exact minute you can't promise. If you charge an after-hours or emergency fee, the person answering should say it word for word before booking, so nobody is surprised at the door. For anything else about price: “The plumber will quote before any work starts.”

What can wait until morning, and what can't

Your rules decide this, not the person answering. A common split for owner-run shops:

• Send someone tonight (or ring the on-call phone): water still running that the caller can't shut off, a burst pipe, a sewer backup into the house, no water at all, a water heater leaking that won't stop.
• First slot tomorrow: the leak is stopped at the valve, no hot water but no leak, a toilet that's shut off at the supply valve, a slow drain.
• Regular booking: dripping faucets, running toilets, estimates for repipes, remodels and fixture installs.

Write your own version down. When the rule is on paper, a caller with a slow drain doesn't get your on-call tech out of bed, and the burst pipe doesn't get pushed to Thursday.

The script on one page

1. “Thanks for calling [your company]. How can I help?”
2. “Before anything else, do you smell gas, or is any water near outlets or the electrical panel?” (Yes: leave and call 911.)
3. “Is water still running right now?” (Yes: walk them to the nearest safe shutoff.)
4. “What's the address, including any unit number or gate code?” Read it back.
5. “Your name, and the best number to reach you?” Read the number back digit by digit.
6. “What's happening, and where in the house?”
7. “Who'll be there to let the plumber in? Are you the owner or renting?”
8. “Our after-hours visit fee is [your exact fee]. I can get someone out between [window]. Does that work?”
9. “You're booked. The plumber will quote before any work starts.”

Mistakes that lose the job

• Letting it go to voicemail. Someone with water on the floor rarely leaves a message. They call the next number on the list.
• Promising an exact time. Give a window you can keep.
• Guessing a price. Quote only the fees you've set. Everything else is quoted on site.
• Skipping the read-back. One wrong digit in the phone number and the tech can't call ahead.

Who answers at 9 PM?

For most owner-run shops the honest answer is “me, if I hear it”. The options are you, voicemail, a live answering service, or an AI receptionist. What each one costs a month, with a worked example for a 2-truck shop, is in how much a plumbing answering service costs. We compare them in AI receptionist vs answering service vs voicemail. Running heating and cooling calls too? See HVAC after-hours calls: what can wait until morning.

Voxlivo is the after-hours and overflow line for plumbing shops, and it works much like the script above. It picks up in your company's name, says it's a virtual assistant and that the call may be recorded, tells anyone who mentions gas, fire or flooding to hang up and call 911, gets the address, number and what's broken, says your after-hours fee word for word, books the job into your Google Calendar and emails you a summary. On Growth and above it can put a real emergency straight through to your on-call phone. You keep your number and forward only the calls you don't pick up, or everything after closing (how to forward your calls).

Starter is $49 a month for 100 minutes, and Growth is $99 a month for 200 minutes (see pricing). See how it handles plumbing calls on our answering service for plumbers page, or read about after-hours answering.