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.

Choose calling rates to South Sudan



Or select Calling cards / Mobile APP

and choose Stream or Standard plan at any time

Cheapest rates to South Sudan

Mobile APP

Standard plan
Landlines 34.0 ¢/min
Mobiles 34.8 ¢/min

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 calling abroad from USA to South Sudan? Comfi offers the best international calling cards that will make your connection with friends, loved ones or co-workers profitable and first-grade.

We provide a lot of international phone cards to call from USA to South Sudan.

Jupiter calling card is a invulnerable, comfortable and easy way to get in touch with recipient abroad. The main characteristic is the possibility to refill it. Thus, you can put money to the account without purchasing a new calling card.

This phone card has the following benefits.

  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 person living next door.
  2. Available pricing. On our site we've collected the cheapest calling cards. Your conversations won't be high-priced and you will discuss whatever you want with no hurry. You will be able to save up to 75% on international calls.
  3. Friendly and professional support. Have any requests? Feel free to ask our support agents via email, live chat or phone. Be sure - you will receive a accurate and fast answer.
  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 clients. 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 ideal 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 across the world!

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

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Customer Service

1 (617) 861-4107
(800) 219-6993 (usa)
average waiting time: 5 min

10AM - 6PM EST
6PM - 10AM EST
Use Online Form - 24/7

Customer Testimonials

"The ease and convenience of having the auto refill and speed dialing has made our lives much easier. Thanks for the excellent service you provide"

Anthony J, Bronx, NY

"I really am very happy with the Cardinal phone card. I got it for my Mom and it's easy and a great price. I've told several people about it so one of these days they will get one for themselves."

Jim R, Mokena, IL

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