You can use any kind of phone to call everywhere in the world. With your plan you can make calls by various ways: Phone card, Mobile APP or Direct Dial. We combine phone lines and Internet to provide you always with stable connection and voice quality.

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Calling cards

Mobile APP


Why should I buy a phone card online?

Phone cards online offer domestic and international rates that are usually much lower than rates offered by residential phone service providers and prepaid phone cards sold in stores.

Looking to buy international calling cards for overseas calling from USA to US Virgin Isl.? Comfi provides the best international calling cards that will make your connection with friends, relatives or business partners advantageous and first-class.

We provide a wide range of international phone cards to call from USA to US Virgin Isl..

Saturn calling card is a invulnerable, comfortable and easy way to contact recipient abroad. The main feature is the possibility to top up it. That means, you can add money to the account without buying a new calling card.

This phone card has the following advantages.

  1. High-quality telephone services. No lines breaks, noise or any other common phone issues. If your recipient's phone is working properly, you will feel like you're talking to a someone living next door.
  2. Affordable costs. On our site we've collected the cheapest calling cards. Your conversations won't be expensive and you will discuss whatever you want without a rush. You will be able to economize up to 75% on international calls.
  3. Friendly and professional support. Have any inquiries? Feel free to contact our support agents via email, live chat or phone. Be sure - you will receive a detailed and prompt reply.
  4. Instant delivery of the PIN-code on screen or by email. No need to wait - start calling right now!

How to use the calling card?

  1. Dial access number and wait for the prompt.
  2. Once you hear the prompt, select prompt language.
  3. Enter your PIN-code and wait for the prompt.
  4. Dial your destination number. For international calls: 011 + countrycode + City Code + Phone Number

We're sincerely hoping to see you among our customers. We'll ensure you high level of services and support in every step of using our international calls card. Our main purpose is to make people closer to each other and provide good and reliable communication even if people are thousands of miles apart from each other.

Start using our international call cards right now and enjoy premium class phone connection around the planet!

  • Save up to 75% on international calls
  • Boston, MA based customer service

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Customer Service

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average waiting time: 5 min

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Customer Testimonials

"I love my Master Cent card, SO convenient!"

Rani G, CA.

"I've been using this card since January, 2009 - This is a 5 star card IMOP.

William M, OH

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