How to Use Your Cell Phone (2025 eSIM Guide)
Recently, I haven’t met anyone who doesn’t want to use their phone while traveling in Costa Rica. In this post, I’ll share how to use your cell phone most effectively in Costa Rica and compare the different ways to stay connected so you can decide what works best for your trip.

Quick Highlights
- WiFi is widely available in hotels, restaurants, and even parks.
- Costa Rica has near-total 4G coverage, with 5G in the Central Valley.
- Three options: US carrier international plan, physical SIM card, or an eSIM (I prefer eSIM).
- WhatsApp is the main way locals and businesses communicate.
- Now that I’m using unlimited data in Costa Rica with Holafly, my trips have gone to the next level—it’s just easier to navigate, communicate, and enjoy the journey stress-free.
Cell Phones in Costa Rica
In Costa Rica, your cell phone isn’t just a convenience—it’s how life happens. Almost everyone has a smartphone, and because not as many people have computers, phones are used for almost everything. WhatsApp is the platform of choice for locals and businesses alike, from booking tours to checking in with your hotel or even ordering food.
One of the reasons I love WhatsApp is how quickly people respond—it’s so much faster than email. The best part is that you don’t need a local number to use it. As long as you have Wi-Fi or data, you can stay in touch with everyone, which also helps cut down on the amount of data you need to buy on your plan.
If you generally use a phone at home, you’ll want it in Costa Rica too. Don’t worry much about theft—just use the same caution you’d use anywhere when traveling abroad. You can also purchase cell phones in most towns, but expect to pay a premium due to high taxes on electronics. The good news is that monthly data plans are much cheaper than in the United States, which is also a real advantage for anyone moving to Costa Rica long-term.
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Do You Even Need a Data Plan in Costa Rica?
One of the biggest questions I hear from travelers is whether you actually need a data plan in Costa Rica—or if you can just rely on WiFi. The answer depends on how you plan to use your phone.
WiFi in Costa Rica: Free wireless is common in restaurants, cafes, hotels, and even public parks in bigger towns. If you contract a private shuttle, there’s a really good chance they have wifi. Ask for the password and connect easily. If you’re fine with only periodic access to the interwebs, you can put your phone in airplane mode and just use WiFi.
Navigation: The top question I get is about driving in Costa Rica. Offline maps on Google Maps and Waze work perfectly fine if you download your routes in advance. But if you’d rather have live updates and re-routing without the extra prep, it’s worth setting up your data before you leave.
[Button: Secure Your Discounted eSIM]Cell service: Almost the whole country has 4G, with 5G near the capital. But some national parks, volcano areas, and deep rainforest zones have no signal. Sometimes WiFi is available when data isn’t.
Ask yourself:
- Will you need to communicate with locals?
- Will you feel safer using live data while driving a rental car?
- Do you need to accept calls and texts from home?
If your answer to any of these is “yes,” then you’ll want a plan. If not, you might be fine with just WiFi and offline tools.
How to Use Your Own Phone in Costa Rica
In Costa Rica, you have three main options if you want to use your own cell phone:
- Ask your local carrier to put you on an international plan and pay a daily fee to access data.
- Purchase a SIM card in Costa Rica and use pay-as-you-go.
- Install a virtual eSIM card and access local data.
For the second two options, your phone number would change while you are abroad. With a physical SIM card, your phone number would change and you may not have access to your home number until you switch back. With an eSIM, you can usually have more than one line active, which makes it easier to keep your regular number while also using Costa Rica data.
I’ve personally found that eSIMs are the easiest option for my family, but I’ll walk you through the pros and cons of each so you can decide what fits your trip best.
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But first… a quick terminology clarification:
What is an eSIM?
If the term eSIM is new to you, here’s the simple version: it’s just a digital SIM card. Instead of buying a tiny plastic chip and swapping it out of your phone, you download the data plan right onto your device. Most newer phones even let you keep more than one line active at once. That means you can still get texts and calls from home while using a Costa Rica data plan—super handy if you don’t want to be completely unreachable.
Ok, so here’s the breakdown of your options, starting with a table overview if you prefer not to read everything:
| Option | Setup | Cost | Convenience | Keep US Number? | Best For |
|---|---|---|---|---|---|
| US Carrier Plan | Call carrier, activate daily pass ($10/day). | $10/day, adds up quickly; best for ≤5 days. | Easiest to set up but most expensive. | Yes | Short trips under 5 days, minimal hassle. |
| Costa Rican SIM Card | Buy SIM in Costa Rica, must have unlocked phone. | ~$10/week, cheapest option but less convenient. | Requires in-person purchase, ID, and sometimes Spanish. | No | Budget travelers comfortable with setup process. |
| eSIM (Holafly) | Buy online before trip, activate on arrival. | ~$25/week unlimited data, pay per trip length. | Instant setup, works immediately when you land. | Yes | Families, longer stays, travelers who want peace of mind. |
Option 1: Using Your Plan from Home
If you are planning to use your cell phone plan from home, you need to call your current cell phone provider and find out what international plans are available for Costa Rica. I will say that Costa Rica has a sort of convoluted phone system (run by the national electric company, the Instituto Costarricense de Electricidad, or ICE), and not all standard international plans apply to Costa Rica.
Make sure to call your cell phone carrier and find out the rates specific to Costa Rica (and ask about Costa Rica, don’t just assume that all international plans will work). Let your carrier know when you will be gone, and don’t forget to cancel when you get home so you aren’t paying for the plan unnecessarily.
In recent years, many of the large cell phone providers in the United States have made it easier to just do a daily rate—you pay for the days you use and you don’t pay for those you don’t. It is usually about $10/day.
Using your plan from home is the one I least recommend. It is definitely the easiest, but also the priciest, especially if you’re traveling with multiple phones. Costs can easily add up to $30 or $40 a day if you have multiple phones for your family.
Option 2: Buying a Physical SIM Card in Costa Rica
U.S. carriers often lock phones to their network, so you may need to request an unlock (which can take up to two weeks). Without an unlocked phone, you can’t use a Costa Rican SIM.
I almost always get my phone unlocked and buy a SIM card—data for a week usually costs under $10, much cheaper than a U.S. daily pass.
On my most recent trip, though, I tried to buy a physical SIM at the airport and it took a really long time to get it figured out. After all that, I discovered my phone didn’t even take a physical SIM. So definitely check before you leave if your phone even has a SIM card slot—many of the newer models don’t anymore.
Costa Rica Cell Phone Companies
- Kolbi: National brand; my personal pick to support Costa Rican products.
- Liberty: A Spanish company, very popular in Latin America.
- Claro: Former Verizon subsidiary, now owned by a Mexican telecom group.
All three offer similar coverage and prices, so just buy the one you can find most easily.
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Where to Buy Physical SIM Cards in Costa Rica
- Airport: You will most likely find a Claro rep who can help you with a physical SIM or an eSIM. Last time I went, though, it took them almost 30 minutes to get my eSIM working, so I would just do the Holafly eSIM instead.
- Agency offices: For example, Kolbi at City Mall near San José airport. Staff will install the SIM for you, but expect about 30 minutes, and you’ll need your passport.
- Small shops: Look for carrier logos. The downside: you’ll need to activate the SIM yourself, usually in Spanish, and sometimes it requires a Costa Rican ID number.
Basically, even when everything goes right, buying a SIM in Costa Rica takes extra time and energy that you don’t always have on vacation. However, if your phone doesn’t have an eSIM option, this is your best bet.

Option 3: Using an eSIM in Costa Rica
Many new cell phones don’t even come with a slot for a physical SIM card anymore—new models are moving only to the eSIM format.
If your phone accepts an eSIM, this is by far the easiest way to stay connected in Costa Rica. Some carriers require your phone to be unlocked, so check that before you leave. While you can purchase eSIMs from Costa Rican carriers, activation can take a long time (it took me 30 minutes at the airport once). That’s why I always recommend buying online before you travel.
Of all the eSIM options I’ve tried, my favorite is Holafly. I pay for the number of days I’ll be gone, download the app before I leave, and then activate the plan right from the plane on the tarmac. By the time I step into the airport, I already have data.
The only downside to eSIMs is that you don’t get a Costa Rican phone number. But honestly, it’s not a problem since everyone in Costa Rica uses WhatsApp.
If you’d like the same peace of mind and instant connection when you land, it’s worth grabbing an eSIM before you go.
Final Thoughts & Discount
You can absolutely use your cell phone in Costa Rica—the only question is which option makes the most sense for your trip. U.S. plans are easy but pricey, physical SIMs are cheap but a hassle, and eSIMs strike the perfect balance.
That’s why I recommend Holafly. With unlimited data and instant activation, you’ll save time, save money, and avoid all the vacation headaches that come with figuring out cell service abroad.
Sponsored Post Disclosure
This post is sponsored by Holafly and contains affiliate links. If you purchase through these links, I may earn a small commission at no extra cost to you. Thank you for supporting Pura Vida Moms!
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Meet Christa

Hi, I’m Christa! I help families plan stress-free, culturally immersive trips to Costa Rica. As a home chef, I also share my passion for Costa Rican food through authentic recipes. My mission is to help your family fall in love with Costa Rica through practical advice, unforgettable experiences, and delicious meals.














Hello. Great information.
My question is I wanted to purchase a SIM card in the United States, prior to our vacation, not in Costa Rica. Will this work?
Hi- I haven’t done it but I don’t see why it wouldn’t work, I think it would just be more expensive.
Thx for the info. Do you know if I can buy the latest iPhone here in the US from Amazon unlocked to use in Costa Rica?
It looks like you can! Check this link: https://amzn.to/38hUkP4
I hav us cellular. My phone is unlocked but said a SIM card won’t work cuz Costa Rica doesn’t support CDMA iphones? Costa Rica has GSM? Do you know if US cellular works with SIM cards?
Thank you
Oh I have never heard of this! It’s good to know it might be an issue, but unfortunately, I don’t know the answer! Pura Vida! ~Christa
Cellular networks in the US have either supported CDMA or GSM and the phones manufactured for those networks were either/or. So, you might have had a Verizon iPhone SE and your friend might have a T-Mobile iPhone SE but you couldn’t decide to leave Verizon (cdma) and take your iPhone over to T-Mobile (gsm) for a better deal – it wouldn’t work. This is almost entirely a moot point with most networks having phased out these technologies, with Verizon being the final holdout, having scheduled their curtain call on their cdma networks for December 2022. All the CR networks are gsm, so whatever phone you want to use a CR SIM card in has to be a GSM compatible phone. However, most US cellular plans have incredibly affordable international add-on packages. For my part, I don’t usually bother – maps.me (gps map and directions that works without data or cell connection) and WiFi have been sufficient every time my family stays in CR. This last time, a solo trip for an interview, I prepaid to use my iPhone on CR networks on a roaming basis, which kept me connected as I drive cross-country twice. If you’re looking at moving to CR, then I would suggest buying a phone in CR to ensure it will work out purchasing a dual-sim phone that allows you to use both your American/home sim and CR sim in the same phone.
This is SUCH good info. Thank you and pura vida!
That is correct CDMA is not supported in Costa Rica. So you must go with another Carrier.
Christa, I am an 82-year-old Australian that got stuck in Costa Rica when the CR border closed, in March 2020. Now that the Australian border has opened, I need to get Transit Visa to enter the US, so I can get a flight home to Australia. But I am having trouble getting a visa from the US Embassy here because I am neither a citizen nor a resident. They have now requested that I come for an interview but the earliest time for that is November 2023. I cannot even apply for an expedited interview because that is only possible if I can input a cédula to start the process. So I am going to need help from various sources: Australian embassies, politicians in Australia, Homeland Security in the US, etc. So, although I have never used a phone in CR for the 2 years and six months I’ve been stuck here, I need to have a phone now, so that anyone I write to for help, using my iPad, can call me (from the US, or from Australia). I use my iPad, and Wifi, for all my data needs. So All I need is to be able to supply a phone number that I can be reached at, when I write to seek some help from some (probably) government agency. I don’t use a mobile phone in Australia, either, so I’m not much used to thinking about phones. But I do have a mobile phone here (bought in Australia) that I can get a SIM card for. So, for the need I have, what would you suggest? Should I get a SIM card for my mobile phone, from Australia? Or should I buy a cheap local phone, just for making local calls and receiving international calls? I am living in Cartago, but I can easily get the train out to Alajuela, to go to City Mall. That seems like a good idea, to go to Kolbi there, so they can set my phone up ready to use.
Hi Merrall! Thanks for writing. I would take your phone to the Kolbi office (and there should be one in Cartago at the ICE office) and get a SIM that works with your phone from Australia. If they can’t help you with that, then I’d buy a cheap phone in CR to use for immigration needs. Pura vida and thanks for writing! ~Christa
Hello Christa,
I’m hoping you can help me. I have relocated to Costa Rica from the United States in January of this year. My unlocked T-Mobile One Plus 8 worked perfectly with a Claro SIM card. However, I damaged my phone recently and had to get a replacement phone shipped which was the same phone. However, it came locked. I had to get T-Mobile support to finally unlock it. Now it still does not work with my Claro SIM card. I was told by T-Mobile support to go to the Claro office and have them adjust the APN settings on my phone because apparently my phone does not recognize that I am no longer in the United States now. Is this something that you recommend me to ask of Claro? Or should I try Colby or Liberty at this point? I thank you for responding.
Hi! If you are just using a SIM and they are super cheap, then I would try Kolbi. If not, I would definitely ask to have the APN settings adjusted. Best of luck and pura vida! ~Christa
I’ve been told by many (including T Mobile customer service) that T Mobile will cancel our cell phone service if it doesn’t ping off of a US tower after 90 days. Some people have said that it’s not true, others have said it’s happened to them, but I don’t want to lose my number, I still use it for business. Are you aware of how this works? I do plan on getting a CR number because I need it to receive water bills among other reasons but need US number to still work too.
What we did in this case (and I’m not sure how T Mobile works) but we ported our US number to Google Voice and canceled our US cell service while we were in Costa Rica long term. Does that help? ~Christa
Thank you for the information, a very educational article.
I’m so glad!
Great information, thank you! I’m going to use an e-sim from Airalo (as I’ve done in Berlin, Hawaii and San Francisco) and I will report back on how it went. For added context, I’m a Canadian and use Rogers as a cellular provider.
Yes! This article is due for an update, but I did use Aíralo eSIM the last two times I’ve been in Costa Rica and it is good. It doesn’t assign you a local phone number so everything has to go over data. It was an ok workaround with What’sApp?. But if you do need a fixed number then Aíralo isn’t a good choice. Otherwise- it’s cheap and easy!
Im a Canadian w Rogersand I’m going next month. How did it go for you? Thanks!
How did what go? You are going to have the best trip! ~Christa
I will be driving from San Jose and may need to communicate with an AirBNB manager en route to the coast on WhatsApp. Is it possible to find places along the way while we’re driving that may have wifi we can use? A convenience store or gas station? That would be the only time I would need to communicate with someone so I don’t really want to buy a local SIM card for just that one instance. Thanks!
Hi Cheri,
I am pretty sure you could find something. It’s usually restaurants and sodas that have wifi, not service stations as much. I don’t see why you couldn’t find something.
Christa
I am not well versed in cell phones and apps because I’m very cautious, and I have a question that may be “odd”. I had an older cell phone and received an offer for a free Apple, so I took it and transferred my phone number from the old one to the new Apple. Now I have two phones but the old one has no access to the web, no access to email, and no functionality other than what is on the phone like photo capability and clock functions and such. My question is, if I take that old phone to Costa Rica, can I buy a plan there just for this old phone while I’m there? And would it be a hassle? Or is it a reasonable option?
That’s a great question! As long as that old phone can either take a physical chip or has an eSIM (with the chip you can see where to put it in or out, or you can google the eSIM for that model) then yes, that is a totally reasonable option and not really a hassle at all! ~Christa