How to Call USA from UK: A Simple Step-by-Step Guide

Calling from the USA to the UK? Like one, two, three! All you need to know is the correct codes or alternative ways to call friends, colleagues, or family from a trip. At the same time, you do not need to spend millions on communication, and using an international network is economical and profitable.
Would you like to learn more about how to call the USA from the UK? Read this guide and stay in touch around the clock!
*Discover: How to Get USA Virtual Phone Number Free?
What are the Basic Steps to Call USA from UK?
The easiest and fastest way to call the USA from the UK is by using international codes:
- First, dial the UK exit code β 00.
- Then enter the US β1 entry code.
- Next, add the three digits of the required region (if you do not know, you can always check online).
- And at the end, the subscriber’s number itself is 7 digits.
For example, 00 1 213 8272849.
To use this method, you must have an international connection activated and have sufficient funds in your account.

How to Call USA from UK Mobile?
In addition, when making an international call, it is important to add a β+β sign before the number. Thus, the finished number will look like this: +00 1 213 8272849.
Understanding the International Dialing Code for USA
Why is it important to add a country code? This is a kind of identification number that narrows down the search and directs calls only to the United States. For example, the international telephone code for the United States is 1. At the same time, the code is the same for all states and territories of the United States, and the difference in numbers is ensured by three-digit regional codes. The codes can be viewed in special reference books or on the Internet.
How to Call USA from UK for Free?
Alternative ways to call USA from UK may be using free apps and services, as well as making calls over the Internet.
Let’s take a closer look at each of the methods below.
Free Apps and Services for Calling USA from UK
The main alternative to mobile communications is the use of popular applications or messengers that provide both text messaging and voice calls. These applications include Telegram, Nicegram, Viber, WhatsApp, etc.
*Note: All of these services require an internet connection but they do not charge for the calls themselves between users.
How to Call the USA from UK Using Internet
Another alternative way is to use VoIP services. These services include eSIM Plus, Google Voice, Zoom, Skype Premium, etc. Using the services, you can make calls to mobile and landline numbers via the Internet or mobile data.
*Discover: How to Add eSIM on iPhone or Android?
Best Internet-Based Calling Methods for USA from UK
Thus, using a Wi-Fi connection or mobile data, you can make free calls from the UK to the USA via instant messengers, media platforms, and communication tools.

How to Call USA from UK Landline?
If you want to use a landline phone to make a call to the United States from the United Kingdom, then the instructions are no different from the ones provided for a mobile phone:
- First, dial the UK exit code β 00.
- Then enter the US β1 entry code.
- Next, add the three digits of the required region (if you do not know, you can always check online).
- And at the end, the subscriber’s number itself is 7 digits.
For example, to call New York at 555-1234, dial:
00 1 212 5551234
Thatβs it!
Calling USA from UK: How to Avoid High Charges
If you want to save money or avoid the high fees for international calls, use the tips below and make calls at no extra cost:
- Use Wi-Fi. Make calls using popular messengers β WhatsApp, Telegram, Nicegram, etc.
- Use VoIP services. Get a virtual phone number or USA data eSIM, and use an international connection using affordable tariff plans.
- Use email services. Use popular email services such as Google Voice and make low-cost international calls.
- Use the free minutes. Take advantage of free minutes on a special offer or a fixed-rate prepaid card.
How to Call USA from UK via International Calling Cards
In addition, you can use international phone cards that provide cheap communication abroad. They provide access to special tariffs through telecom operators.
How to make calls to the USA from the UK with a card:
- Call an available card number (usually toll-free or local).
- Enter the PIN code shown on the card.
- Dial the number in the USA: 1 + area code + subscriber number.
How to Call USA from UK with a Mobile Carrier Plan
One of the most popular ways is to use the international data plan offered by your mobile operator. Using it, you can definitely avoid uncontrolled communication costs, and always make an international call.
Below you will find a brief instruction on how to use this option:
- Enabling the plan. You choose an international package from your carrier (for example, Vodafone, EE, O2), which includes minutes for calls to the USA.
- Fixed cost. Pay a pre-set amount per week or month, often cheaper than the standard billing.
- Direct dial. Call American numbers directly, without entering PIN codes or intermediate numbers.
At the same time, you can track the remaining minutes and manage the plan through the operator’s application.
*Note: Check if calls are being made to mobile and landline numbers in the United States, and check if there are time or region restrictions.

Conclusion: Best Ways to Call USA from UK in 2025
Anyway, in the 21st century, it is easier to call the United States from the UK. At the same time, there are many ways: both free, using the Internet, and paid options, with high-quality communication and fast data transfer.
What does the choice depend on? The choice depends on your needs: frequency of calls, internet access, and convenience preferences. If you just need to make calls from the USA to the UK, then take advantage of technology and use modern messengers to communicate.
VoIP applications such as eSIM Plus or Google Voice with favorable plans are suitable for paid but still economical calls. You can also connect an international data plan with your mobile operator, receiving a fixed number of minutes for calls to the United States and stable payment.
Try several ways and choose the one that suits you best.