How to Call the US from Portugal? 4 Easy Steps

Before dialing from Portugal to the US, you must understand three key components in the US phone number format: the Exit Code, the Country Code, and the Area Code. These codes ensure your call is routed correctly and reaches the right destination.

• Exit Code: An exit code signals to your phone network that you’re dialing outside the country. For Portugal, the exit code is 00.
• Country Code: A country code routes the call to your target country. The United States' country code is 1.
• Area Code: An area code routes your call to the specific region within the country. In the USA, the area codes have 3 digits, assigned based on cities or states.

Here is the list of some popular US area codes, alongside their respective cities:

To call the USA from Portugal, dial the international exit code for Portugal (00), the US country code (1), followed by the area code, and the local number.

1. Dial the Portuguese exit code: Start by dialing 00.
2. Enter the US country code: Next, dial 1, the country code for the United States.
3. Add the area code: Dial the three-digit area code of the US city you're calling.
4. Dial the local number: Finally, dial the seven-digit local phone number.

Note: The dialing format above applies to both mobile and landline numbers. And, you can replace the exit code (00) with the plus sign (+) when dialing from a mobile phone.

To call a toll-free number in the USA from Portugal, dial the Portugal exit code ‘00’, the USA country code ‘+1’,  followed by the toll-free prefix (usually starting with 800, 888, 877, 866, etc.), and the 7-digit toll-free number.

1. Dial the Portuguese exit code: Start by dialing 00.
2. Enter the USA country code: Dial 1, the country code for the United States.
3. Add the toll-free area code: Dial the area code starting with 800, 888, 877, 866, and so on.
4. Dial the toll-free number: Finally, dial the 7-digit toll-free number.

The best time to call the USA from Portugal is between US time 9 AM and 5 PM, which is the country’s official business hours.

However, when making the call, you must also consider the time difference between the two countries to ensure your call reaches the appropriate time for your recipient in the US.

The time difference between Portugal and the United States is 5 to 10 hours, depending on the specific US time zone you’re calling. Portugal operates on Western European Time (WET) or Western European Summer Time (WEST) during daylight saving time. The US spans several time zones, from Eastern Standard Time (EST) to Pacific Standard Time (PST).

Here’s the best time to call from Portugal to the different time zones in the USA:

The cost of calling the US from Portugal can range from $0.15 to $2.50 per minute, depending on your service provider. The cost also varies depending on the type of telephone service you choose.

Calling the US from Portugal is easy once you know the right method. The key is dialing in the correct sequence: exit code, country code, area code, and local number. Along with dialing correctly, it’s important to choose the best time to make your call, ensuring it reaches the right person at the right time.

Another thing to consider is the cost. Traditional carriers typically offer high rates for international calls. Virtual phone numbers from the VoIP service providers offer an affordable alternative to make cheap international calls to the US from Portugal. The service provider, like Calilio, offers virtual numbers from over 100 countries with low international call rates.
 

Yes, you need to include the US country code (1) when dialing from Portugal. The format should be 00 + 1 + area code + local number.

Most standard phone plans in Portugal allow calls to the US, but international rates can be high. It's advisable to use VoIP services for lower rates.

To call a US mobile number from Portugal, dial 00+1+area code+7-digit mobile number. For example, to reach a mobile number in California (area code 415), dial 00 1 415 555 1234.