How to block spam numbers on your phone if you are in Central America
- María Belén Gómez
- Mar 19
- 2 min read
Spam calls have become a common problem around the world, and Central America is no exception. If you receive constant calls from unknown numbers offering products, services or even scam attempts, it is time to take steps to protect yourself. In this article, we explain how to block unwanted calls in countries such as Guatemala, El Salvador, Honduras, Nicaragua, Costa Rica and Panama.

Manual blocking in the phone settings
Most phones today have built-in call blocking features. To avoid calls from spam numbers, follow these steps depending on your operating system:
Android
Open the call application and go to call history
Press and hold the number you want to block
Select the option “block” or “add to reject list”
ios
Open the call app and go to history
Tap the information icon next to the unwanted number
Select “block contact”
This method is useful for specific numbers, but does not protect against calls from new senders.
Using third-party applications
If spam calls are constant, you can use specialized call filtering applications. Some of the most popular in Central America are:
Truecaller automatically identifies and blocks known spam calls
Hiya offers real-time protection and updated blocking lists
Callblocker allows you to configure customized blacklists
These applications use global databases to identify suspicious numbers and block them before they ring your phone.
Registration on exclusion lists
In some Central American countries, regulatory agencies offer exclusion lists to prevent promotional calls. Some examples include:
Costa Rica: the regulator offers a “do not call” service to register numbers that do not wish to receive advertising.
Panama: the consumer protection authority allows registration on a commercial call blocking list.
Checking with the telecommunications entity in each country can help you find options to reduce telephone spam.
Setting up call filters
Some phones have advanced features to prevent nuisance calls. For example:
On Android, you can go to “settings” > “calls” > “identification and spam” and enable automatic filtering.
On ios, in “settings” > “phone” > “mute unknown calls”, you can prevent unknown numbers from disturbing you.
These settings allow only saved contacts or recognized numbers to ring your phone.
Report fraudulent spam numbers
If you receive fraudulent calls instead of simple promotions, it is important to report them to the authorities. In Central America, you can do this through:
Telephone operators, who can take action against abusive numbers.
Consumer protection agencies, which investigate spam and fraud practices.
Applications such as truecaller, where you can mark a number as spam to alert other users.
Taking these actions not only protects you, but also helps others avoid falling for phone scams.
Avoid answering suspicious calls
A basic but effective recommendation is to avoid answering calls from unknown numbers, especially if they start with international codes you don't recognize. Scammers often use techniques such as “wangiri” (one-ringing calls) to trick people into calling back numbers with high rates.
By following these tips, you can significantly reduce the number of unwanted calls and keep your privacy protected in Central America.
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