Audio conference calls are widely used these days. A conference call is a telephone call in which the calling party wishes to have more than one called party listened in to the audio portion of the call. This is a very inexpensive and efficient way to bring staff together wherever they may be.

Generally, prepaid conference call services are used with a landline telephone, mobile phone, or computer, and there is no need to buy additional expensive telecommunications hardware or add/switch long distance service. Some services allow you to start or join a conference call from virtually any country worldwide–with appropriate telephone

For example with Comfi Conference call service you can host or join a conference by either phone or the Internet, over 50 participants can join the conference from around the world, you purchase time in advance at a very low rate, and you can add more time at your convenience - even during a conference call.
Before you proceed with audio conference calling you need to have a permanent dial in number, a conference code and a pin number to necessitate the call. You can start the call by entering the pin and then your group without changing anything enters into conference calling.
There is no need for complex setups. The conference call service provider will do all the work for you. All you have to do then is to call all possible attendees and give them the number to dial and their respective pass code.
The cost is covered by the host who purchases call time in advance. The other participants enjoy the benefit of calling via an 800 number or joining in via the Internet. Their call time is counted against the time the host purchased.

Everybody wants that International Phone Calls would be inexpensive, comfortable and reliable.

There is excellent decision - prepaid phone cards. Talk is cheaper twice or more for international calls with prepaid phone cards. Prepaid phone cards are extremely popular with college students, travellers and international visitors. Often you can find the absolute lowers rate to a particular country by using phone cards for international calls.

Using prepaid phone cards wisely can help you control your phone bills. Buying phone cards online is very convenient and it has a lot of advantages:

   *You can find the best rates from a wide variety of calling cards
   *Easy to compare the rates and select the best card for you
   *Get the PIN instantly at any time and any place where you have an access to the Internet
   *You simply pay for the international calling time in advance and reduce the prepaid balance as     you  make calls.

To make a call you dial Toll Free Access Number, enter your PIN number and dial the phone number you wish to call. You can also have PIN-Free Access and permanent PIN. No PIN to remember! You make a call without entering a PIN. When you sign up, you register your phone number with us. It can be your cell phone, work phone or home phone. When you dial from registered phone, after entering Access Number the telecom switches automatically recognizing your number, and you don’t have to enter a hard to remember PIN.

To refill your Permanent PIN find a proper phone card, select amount you wish to add and press button "Buy or Refill", or alternatively login into "My Account" -> "My Permanent PIN(s)" -> select phone card and the amount you wish to add and press button "Refill".
Every time you purchase or refill a phone card with Permanent PIN you add funds to your existing PIN.

When you phone international calls using prepaid cards you cut off your expenses twice.