1. Use a VoIP (Voice over Internet Protocol) service. VoIP services allow you to make phone calls over the internet, which can be much cheaper than traditional phone calls. Some popular VoIP services include Skype, Viber, and WhatsApp.
2. Use a calling card. Calling cards can be purchased from most convenience stores and gas stations. They provide you with a certain number of minutes of talk time, which you can use to call Chile.
3. Use a prepaid SIM card. Prepaid SIM cards can be purchased from most mobile phone stores. They allow you to make phone calls, send text messages, and use data without having to sign up for a monthly contract.
4. Use a phone booth. Phone booths are still available in many public places, such as airports, train stations, and bus stations. They can be a convenient way to make a phone call, but they can also be expensive.
5. Use a mobile phone. If you have a mobile phone, you can call Chile by using your international calling plan. However, international calls can be expensive, so it's important to check the rates before you call.