How to Communicate After Disasters: When Phones, Power, and Internet Fail

When a disaster hits and phones fail, you’ll still need to reach your loved ones. This list helps you figure out simple ways to communicate in emergencies, whether your phone is out or you have no power. You’ll be able to stay connected when it’s most important.

hand holding cell phone that displays NO SIGNAL

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It’s a sad truth that our go-to communication tool—our phone—is also the first thing to fail in an emergency. This can happen due to damage or when too many people use their phones at once and overload the system. Callers get busy signals, even in areas with cell coverage. For instance, when Hurricane Katrina struck New Orleans, cell phone callers received a “busy server” signal; plus internet was sketchy. Let’s look at some alternative communication methods you might consider.

When Networks Are Overwhelmed, But Still Working

So there you are, a tornado just ripped through the next town and you need to let the people on your Emergency Communications Plan or who are part of your mutual aid group know you’re ok. Calling people gives you a busy signal and even texts are hung up. What do you do?

  • Don’t give up. Phone calls, texts, and emails utilize different platforms, so even when one isn’t working, there is a chance that another will get through. Text will nearly always be a more reliable mode than calling, so try that first. 
  • Look for public Wifi. Again, depending on the severity of the event and how widespread it is, the internet may be working even if cell phones aren’t. A coffee shop, library, big box store, hotel lobby, or even a medical building could have public Wi-Fi that you can use to get in touch with your emergency contacts. 
  • Social Media. If you can get on the internet, you can use Facebook Safety Check, Instagram, or X to post that you’re ok and to check on others. Disaster centers try to facilitate reunification and may have computers for this purpose.
  • Change the voicemail greeting on your phone. Even if your phone isn’t sending or receiving calls, if someone can get through to your voicemail, you can use it to let them know you’re ok.
  • Skip texting and try a messaging app. If you have Whatsapp, FB Messenger, and Instagram DM already loaded on your phone, skip texting and try one of them to see if you can get through that way. 
  • Use Zello and similar communications apps. These apps allow your phone to act as a walkie-talkie over unlimited distances. They require the internet, but you can bypass phone service (which is easily overwhelmed) and actually talk to loved ones. Emergency workers sometimes use these during natural disasters. This article covers everything you need to know about the Zello app.

It’s important to keep your phone and Wifi running during an outage as those will be your primary sources for communicating.

When Networks Are Completely Down, But You Still Have Power

As long as you have power in the form of electricity, solar, batteries, or charge banks, you can use these methods of communication.

  • Satellite Phone. This is the Rolls Royce of emergency communications because satellite phones can work anywhere in the world, no cell coverage needed. Their price, however, is commensurate with their convenience and technology. In short, satellite phones are beyond the budgets of most of us mere mortals. 
  • Ham Radio (Amateur Radio) The scope of Ham radios is well beyond this article. (See here for much more information on ham radios and how to become a ham operator. It’s easy!)  Suffice it to say that Hams are the communication tools that will be left in a true SHTF scenario. Depending on antennae and atmospheric conditions, Ham radios can communicate over hundreds or even thousands of miles. However, to operate a Ham radio you must take a test and get a license before you can go on air. You can LISTEN to a Ham Radio without a license, but you can’t speak except in a life-threatening emergency. More importantly, ham radio equipment also requires some knowledge and practice.
  • Two-way Radio (walkie talkies) Walkie talkies are an effective means of communication, but only in a very limited area. Range is wholly dependent on geography between the radios, such as mountains, trees, buildings or any obstacle. If you are close to loved ones, a quality two-way radio may be the perfect emergency communication tool. If you have clear access from rooftops or a hill down to a valley, you will get much farther range. Test it before you need it.
  • CB Radio (Citizens Band) If you’ve seen Smokey and the Bandit (I’m dating myself) you know that truckers have long used CBs to communicate on the road. CBs are in less use these days since the advent of the cell phone, but they are definitely still out there. Some people report even seeing a rise in users in the last few years. No license is required and the radios are much easier to use, but their range is limited. You can improve range with a really good antenna, but definitely test out their range between you and your loved ones before anything happens.

When You Have No Power at All

This may be a temporary situation where power is down and you have no backups or a true SHTF scenario. The good news is we don’t need technology to communicate. We humans have always been able to communicate with others, even over long distances. It might be crude, but alerts to danger or calls for help can be sent. The following ideas are by no means an exhaustive list, but will hopefully get you thinking.

  • Signal Flares. These can work as a prearranged message such as, “I’m ok” or “I found the location or as an emergency signal.  
  • Whistles. A whistle can be heard a surprisingly long way off, although generally not farther than a mile. If you are in range, however, you can use Morse code or some other prearranged signal to notify others. Of course, you can also just blow it in an emergency to call for help.
  • Line of Sight Methods: Mirrors/Flags/Signal Fires. These systems were commonly used on ships or from higher vantage points in the centuries before radios. You would need Morse code or a prearranged message system for them to make sense, but as long as the sender and recipient are in the other’s line of sight, it can be a very effective means of communication.
  • Messengers. You can always use trusted people to convey messages back and forth between people or locations. It’s crude and fraught with issues, but it is a time-honored method of sending longer messages back and forth.

Pro Tips

Establish a schedule for checking the charge level on power sources and topping off as needed. Even if you have no warning, such as if an earthquake happens, there’s a good change your devices will be well-powered. If you DO know something is coming, power up all devices and have portable charge banks and solar chargers on hand.

When the severe weather season arrives in your area, start a short list of how you and your family will stay in touch if the cellphone towers are incapacitated. That annual refresh of adding a new and better weather app or reviewing contact information will act as a reminder of how important it is to stay in touch in an emergency.

After setting up your Emergency Communications Plan, let’s explore more ways to talk if cell phones aren’t working. (Read this post to create your own Family Emergency Communications Plan if you haven’t done so.)

FAQ

How can I be better informed about possible emergencies BEFORE they happen?

Put yourself on the list for emergency alerts in your area; even tornadoes and earthquakes have warning systems now and those extra seconds can mean the difference between life and death. Also, watch local news if bad weather is brewing. This post outlines some of the alerts and emergency apps to keep on your phone.

Is there an early warning system for earthquakes?

Visit https://www.usgs.gov/faqs/how-do-i-sign-shakealertr-earthquake-early-warning-system to sign up to receive ShakeAlert-powered alerts on your phone.

Next Steps

Ready to level up your survival game? Join the Facebook Survival Mom Bootcamp group – ask questions, get feedback, and tap into a community super willing to share. Your journey to preparedness just got a whole lot easier! 

Final Thoughts

Being able to talk to your loved ones during or after a disaster is super important. Whether your phones are acting up, you lose power, or technology isn’t working, knowing different ways to stay connected is crucial. This guide helped you figure out those methods, making sure you’re ready to reach out and stay in touch when things get tough and giving you a greater sense of security and connection when things are uncertain.

17 thoughts on “How to Communicate After Disasters: When Phones, Power, and Internet Fail”

  1. A timely article Lisa. The US grid is fragile at best and our enemies have openly admitted their intent to deploy EMPs against it. Be it one of theirs or another (long overdue historically) 1859 Carrington Event, FEMA’s massive resources are for Operational Continuity, not the citizenry as some suppose.
    As an Extra Class Ham, I wish to encourage everyone to at least obtain a Technician license. The learning material is free from ARRL and the test is $15. It is so easy even kids have their Tech “Ticket”. With which local FM comms will link neighbors for organizing survivability. With a 5 watt HT (handheld) radio, some cable to a small antenna on a pole or even pulled by rope in a tree, a small 30 watt solar panel, charge controller and a 10Ah AGM battery will keep you on the air indefinitely for < $200 – or less, since your license (ticket) allows access to Ham sites (QRZ, Eham, etc.) where bargains on good used equipment is plentiful. Upgrade to a General license and you can use SSB mode for global comms. ISS too!

    1. Correct me if you think I’m wrong, but I don’t think EMPs and the Carrington Event are comparable. A Carrington event could damage the power grid but not necessarily irreparably and it would not break everything. In 1859, telegraph operators were directly connected to long-distance lines which is not comparable to the long distance safety of today. This feeds into the sensationalization of outlets talking about another Carrington Event. I don’t even see any actual damage resulting from the geomagnetically-induced currents bringing down the grid in Quebec in 1989. Even without damage, a lot was learned from that incident and we now have good or better solar storm warnings.

  2. there is no such thing as an old fashion landline. “landlines” are now VOIP and use modems in order to work. so no power, no landline. plus they are notoriously unreliable even when they do work.

    1. This documentary explains how fragile our grid really is. Go to Youtube:

      Grid Down Power Up (2024) Complete Documentary Narrated by Dennis Quaid – Official YouTube Release

  3. Receive-only radios like SDRs are an easy way to listen to public communications like police, EMS and fire. Don’t expect to find tactical law enforcement channels, of course. WX (weather stations) is also receivable but there are already mass produced devices that can tune to WX. Some channels may be digital making it harder. Other public agencies may use encrypted communications for no good reason. Citizen (app/service) listens to public police dispatching channels to assist with generating its alerts at least in New York City.

    Things I have picked up:
    – AM/FM
    – Foreign short-wave stations
    – Dispatcher/train communications (AAR frequencies)
    – HAMs
    – NOAA weather satellites (signal representation of an image)
    – Airport/airplane tower-ground, departures, arrivals
    – Fire (dispatch and tactical)
    – EMS
    – Police (NYC precincts, traffic police, MTA bridges)
    – Boat communications

    An SDR kit is $30 – $40 and only needs free (as in cost but sometimes also as in beer) software like SDR# or gqrx. It’s also a great, license-free way to get introduced to local radio without expensive equipment.

  4. LOL this article is all but WORTHLESS . If the power goes down / the net / the systems goes out. LOL your communication is pretty much limited to how loud you can holler .

    1. I have a shelf of protected HAM and GRMS radios on my shelf with solar charging that disagrees. I’ve never had to yell into them. 😉

  5. Lisa, your article did nudge me to get looking into two-way radios again. If one has some solar power, and storage, you can probably communicate at short distances with others with the same preps. Ex: My sons and I will have the same 2-way radios with backup power. Thanks for the nudge.

  6. Comms has always been my family’s weakness! Especially now that kids are grown and live in all all different states! I’m proud to say I finally got off my behind and ordered a pair of HAM radios and a handheld CB. Perfect? Not by a long shot, but better than I had before (which was ONLY family radios which we use for “convoy” road trips). I also got a box of rechargeable batteries to run them!

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