Claro international calls: how to dial and what it costs
Claro customers dial international calls with code 21, Embratel’s code (Embratel is part of Claro). The price depends on the destination’s country group, on whether the line is prepaid or postpaid, and on the time of day.
How to make an international call with Claro
- 1
Dial 00 to start an international call.
- 2
Dial 21, Claro’s carrier code.
- 3
Dial the country code, without the + (1 for the US, 351 for Portugal).
- 4
Dial the area code and the number, without the leading 0.
Example, a Portuguese mobile: 00 21 351 912 345 678
What a minute costs with Claro, and on Hyallo
Prices below include taxes for São Paulo at normal hours (weekdays and Saturdays, 5 am to 8 pm on postpaid). Billing starts at 30 seconds, then every 6 seconds.
| Destination | Claro, postpaid, via 21 | Claro, prepaid, via 21 | Hyallo, landline | Hyallo, mobile |
|---|---|---|---|---|
 United States of America (USA) | R$ 1,70 | R$ 2,97 | R$ 0,10 | R$ 0,10 |
 Canada | R$ 3,66 | R$ 2,97 | R$ 0,15 | R$ 0,15 |
 Portugal | R$ 2,94 | R$ 4,00 | R$ 0,10 | R$ 0,20 |
 Spain | R$ 3,66 | R$ 4,00 | R$ 0,15 | R$ 0,50 |
 Italy | R$ 3,66 | R$ 4,00 | R$ 0,15 | R$ 0,40 |
 United Kingdom | R$ 3,66 | R$ 4,00 | R$ 0,10 | R$ 0,95 |
 France | R$ 3,66 | R$ 4,00 | R$ 0,35 | R$ 0,60 |
 Germany | R$ 3,66 | R$ 4,00 | R$ 0,15 | R$ 0,40 |
 Japan | R$ 3,66 | R$ 4,73 | R$ 0,35 | R$ 0,40 |
 Argentina | R$ 2,52 | R$ 2,97 | R$ 0,10 | R$ 3,30 |
 Mexico | R$ 3,66 | R$ 4,00 | R$ 0,10 | R$ 0,10 |
 Chile | R$ 2,52 | R$ 2,97 | R$ 0,15 | R$ 0,20 |
 China | R$ 3,66 | R$ 4,73 | R$ 5,10 | R$ 5,10 |
 Angola | R$ 3,66 | R$ 4,73 | R$ 3,80 | R$ 7,10 |
Claro, postpaid, via 21 prices from Plano Básico DDI 21 (Embratel/Claro) (effective June 6, 2025), read on October 8, 2026. www.claro.com.br
Claro, prepaid, via 21 prices from Plano Básico DDI 21 (Embratel/Claro) (effective March 1, 2016), read on October 8, 2026. www.claro.com.br
Hyallo prices for a sample number of each kind, with Hyallo’s default caller ID, checked on October 8, 2026, converted at R$ 5 per US$ 1. Your exact price is shown before you dial.
When Hyallo is cheaper than Claro
- Cheaper for landlines and mobiles: United States of America (USA), Canada, Portugal, Spain, Italy, United Kingdom, France, Germany, Japan, Mexico, Chile.
- Cheaper for landlines, not for mobiles: Argentina.
- Claro costs less: China, Angola.
Questions about Claro international calls
What is Claro’s code for international calls?
21. Dial 00, then 21, then the country code and the number: for a US number, 00 21 1 and the 10 digits.
How much does it cost to call the US with Claro?
R$ 1,70 per minute with Claro (postpaid, via 21). On Hyallo the same call costs R$ 0,10 per minute.
Can I use another carrier’s code?
Yes. In Brazil you choose the long-distance carrier on every call by its code, so a Claro customer can also dial Embratel’s 21. Some prices, such as TIM’s 41 promotion, apply only to that carrier’s own customers.
Do I pay for a call nobody answers?
On Hyallo, no: you pay only for connected minutes, counted per started minute. Carriers bill answered calls with their own minimums (Embratel: 30 seconds, then every 6 seconds).