US 
UK
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Country Code:
Landline Rate: Mobile Rate:Welcome to one2onecalling...
one2onecalling is one of the largest voip and telecommunications provider focused on long distance calling and teleservice industries. We currently provide high quality, cost effective telecommunications services to US, UK, CANADA, ITALY, BELGIUM, FRACE and many other countries all over the world...
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Pinless Calls
Pinless service is often called ANI service. You don't need to buy calling card and no need to enter long 10 digit PIN every time you want to make call.
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Low Cost International Calls
First time in UK, low cost international calls ever before. India Half penny, Pakistan 2 pence, Bangladesh 1.43 pence, Sri Lanka 3.3 pence...
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SMS Top Up
No Website, No Calling Card shop, No Online registration, No Credit Cards, No need to enter long pin, No Separate Bills, No wait for top up and Get Instant credit.
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Access Numbers *: 020 7122 0210, 020 7122 0211
* Access number has been changed from 21st Feb 2012 and old access numbers 020 8097 4000, 020 8097 9876 and 011 3830 0620 will not be in service any more from
29th Feb 2012.
