An access number is a telephone number used to dial into the Internet or other online service or network that lessen your call rates than the original call rates. If you want to make calls overseas then these access numbers can make your call much economical in terms of call rates.
According to latest news Orange(a well known network provider in UK)has come up with the offer of free access number. That means you can make free phone calls to almost anywhere in the world using these access numbers. Some of these destinations are India, Pakistan, Philippines, Iran etc. All you need to do it to send an email to get your personalized access number.
Let us clear this fact before any misunderstanding arises that free doesn't mean literally free, there will be some deduction from your account but it will be so small that you can consider it for free if compare to original charges. But it is advisable to first check the reality of claim by making one call if it is working or not as aforesaid.
International access number gives you the freedom to call internationally and connect to people at cheapest call rates so you can talk longer over phones although it is an international call. But if you are not using these access numbers it will affect hard to your pocket. So when telecommunication companies are offering you money saving options then why not to go for them.
To make international calls via your mobile phones or landlines, as these access numbers work for both, you need to dial a access number and then you can make call to the desired destination. The access numbers are basically places I the world and are represented by numerical values. You just need to dial desired access number before dialing the country code and after then the destination number. Chat with the desired person and you will find that it doesn't cost a penny after you hung up the call.