International Calls

Calling cards, Mobile APP - find the best rates

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
  • Save up to 75% on international calls
  • Instant delivery on screen and by email
  • Boston, MA based customer service BBB Business Review
Mobile APP

Save up to 98% on international calls on your smart phone!

iPhone Android
Prepaid calling cards

Different types of cheap long distance prepaid phone cards.

Refill option

You can refill these phone cards at any time in your account online or over the phone.

ComFi is the leading retailer of online international calling cards because we work hard to satisfy the phone card needs of each and every consumer. We carry a wide selection of the best prepaid calling cards available and believe that all customers, whether they're looking to call internationally with cheap phone cards or hoping to save on domestic calls within the United States, deserve to experience quality calling card service.

We have Customer Service Representatives available 24/7 for prepaid phone card assistance and offer a 100% satisfaction guarantee on all of our international phone cards and domestic calling cards and we're sure that you'll love using our refillable phone cards and calling card services.

Our prepaid calling services evolved into much more than just phone cards:

  • PIN-Less Dialing - Register phone number(s) you call from and use your phone card without entering a PIN
  • Wholesale & corporate accounts - Master Account provides with PINs management tools and reports, Web API
  • ComFi Affiliate Program - Create your own Online Phone Cards Shop. Build your own International Sales Network and make it grow to multiply your income!
We Offer
Knowledge Base