Do I need to download an app to use Kinvo?

No. Kinvo works entirely in your browser using WebRTC technology. Just sign up, add credits, and start calling. It works on Chrome, Firefox, Safari, and Edge on any device with a microphone.

How does the Kinvo credit system work?

Buy credits in preset amounts ($5, $10, $20, $50, or $100) or a custom amount. Each call deducts credits based on the per-minute rate for that country plus a $0.05 connection fee (only charged when the call is answered). Credits never expire. Larger packs include bonus credits: $20 pack gets +$1, $50 gets +$5, $100 gets +$15.

What countries can I call with Kinvo?

Kinvo supports calls to over 150 countries including the US, UK, Canada, Australia, India, Germany, France, Japan, Brazil, Mexico, Philippines, and most of Europe, Asia, Africa, and South America. Both landline and mobile numbers are supported.

Is Kinvo call quality good?

Yes. Kinvo uses WebRTC with HD voice codecs for crystal clear audio. All calls are encrypted end-to-end. Call quality is typically better than traditional phone calls, with real-time quality indicators showing latency and packet loss.

Can I use my own phone number as caller ID on Kinvo?

Yes. You can verify your personal phone number through Kinvo's caller ID feature, and recipients will see your real number when you call. You can also purchase virtual phone numbers in the US, UK, Canada, and Australia.

Do Kinvo credits expire?

No. Your credits stay in your account indefinitely until you use them. There are no hidden fees, no monthly minimums, and no expiration dates.

Is Kinvo a good alternative to Skype for international calls?

Yes. Kinvo was built specifically to fill the gap left by Skype's shutdown in May 2025. Like Skype, Kinvo offers affordable international calls with a pay-as-you-go model. Unlike Skype, Kinvo requires no app download — calls are made directly from the browser. Kinvo supports 150+ countries with HD WebRTC voice quality, team accounts, and caller ID verification.

How much do international calls cost with Kinvo?

Rates vary by country. Calls to US and UK landlines start from $0.01/min. Mobile rates are typically higher. There is a $0.05 connection fee per call, charged only when the call is answered. You can check exact rates for any country before you dial. Every new account gets a free 1-minute test call.

What is the cheapest way to call internationally from a browser?

Kinvo is one of the most affordable browser-based international calling services. With rates starting from $0.01/min for popular destinations, no subscription fees, and credits that never expire, it is significantly cheaper than traditional phone plans or calling cards. The pay-as-you-go model means you only pay for the minutes you use.

Does Kinvo support team or business accounts?

Yes. Kinvo offers team accounts with shared credit wallets, member management, per-user spending limits, and admin dashboards with per-member call analytics. Teams are created with a $150 minimum credit purchase, with no seat limits.

All country codes

North America

United States Country Code: +1

The international calling code for United States is +1. You need this code to dial any phone number in United States from another country. This code is assigned by the International Telecommunication Union (ITU) under the E.164 standard. Below you will find everything you need to successfully place a call to United States, including the correct number format, trunk prefix, and worked examples.

Country Code

ISO Code

Trunk Prefix

Drop when dialing from abroad

Example Number

+1 212 555 0123

How to Call United States from Abroad

Follow these steps to dial a phone number in United States from any other country. The process is the same whether you are calling a landline or a mobile number.

1
Dial the international access code or +
On a mobile phone, press and hold 0 to get the + symbol. From a landline, dial your country's exit code (00 from most of Europe, 011 from the US/Canada, 0011 from Australia). With Kinvo, simply type + in the dialer.
2
Dial United States's country code: 1
After the + or exit code, enter 1. This routes your call to United States's telephone network.
3
Dial the full local number
United States does not use a trunk prefix, so dial the local number exactly as written after the country code. No digits need to be removed.
4
Dial the remaining local number
Enter the area code (if applicable) and the subscriber number. The complete international number should look like this: +1 212 555 0123

United States Phone Number Format

Landline Numbers

Landline numbers in United States typically include an area code that identifies the city or region, followed by the subscriber number.

Mobile Numbers

Mobile phone numbers in United States do not have a distinct mobile-only prefix; landline and mobile numbers share the same numbering structure.

International Format Example

+1 212 555 0123

+1 = Country codeRemaining digits = Area code + subscriber number

Dialing Example: Calling United States

United States does not use a trunk prefix, so the domestic and international formats are very similar. Simply add +1 before the local number:

Local number:212 555 0123

International format:+1 212 555 0123

United States Calling Rates on Kinvo

Kinvo offers affordable international calling rates to United States. Calls are made directly from your browser with HD voice quality. No app download required.

View United States calling rates

Call United States from Your Browser

With Kinvo, you can call landlines and mobiles in United States directly from Chrome, Firefox, Safari, or Edge. No app to install, no subscription. Just sign up, add pay-as-you-go credits (starting from $5), and dial +1 followed by the local number.

Every new account includes a free 1-minute test call. No credit card required.

Related Country Calling Codes

More North America Country Codes

Most Searched Country Codes

United Kingdom+44 India+91 Canada+1 Australia+61 Germany+49 France+33 Japan+81 China+86

View all country calling codes

Frequently Asked Questions: United States Country Code

What is the country code for United States?

The international dialing code for United States is +1. This code must be dialed before the local phone number when calling United States from any other country. The ISO 3166-1 alpha-2 code for United States is US.

How do I call United States from the United States?

From the US, dial 011 (the US exit code) followed by 1 (the United States country code) and then the local number. Alternatively, dial +1 from a mobile phone. For example: +1 212 555 0123.

Do I need to drop the 1 when calling United States internationally?

United States does not use a trunk prefix that needs to be removed. Simply add the country code +1 before the local number as-is.

What do United States mobile numbers start with?

United States does not have a dedicated mobile number prefix. Mobile and landline numbers share the same numbering plan. You can dial both types using the country code +1 followed by the full local number.

Can I call United States from my browser?

Yes. Kinvo allows you to call any phone number in United States directly from your web browser using WebRTC technology. No app download or installation is required. Simply create a free account, add credits (from $5), and dial +1 followed by the local number. Calls include HD voice quality and end-to-end encryption.