• Alpha Telecom - Alpha Telecom is one of the largest alternative telecommunications providers in the United Kingdom specialising in prepaid telecommunications services that offer exceptional value.
• Equitalk - Equitalk offers a high quality, low cost phone service - with great rates to mobiles, national call prices as little as half BT's and amazing savings on international calls. Free to join, there are no upfront payments.
• First:telecom - Each month they compare their customer’s phone bill against all options from BT, One.Tel, TalkTalk and Tele2. If first:telecom is not the cheapest they refund the difference.
• OneTel - One.Tel offer the ability to save money on national and international telephone services. For ease of use One.Tel also offer online billing and management of your account.
• Talk Talk - The new UK landline service from The Carphone Watehouse where you can save up to 30% on home phone bills. You won't have to dial any special codes, or need to change your phone number.

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• 1st4phonecards - One of Europe´s largest dedicated online suppliers of International phone cards (calling cards). For those who are not familiar with phone cards: They can be purchased on-line and delivered by email.
• Skype - Skype is a software package that means you can easily place free calls over the Internet. This has meant serious competition in the UK telecoms industry, with Skype offering a quality voice calls service to boot.

• Alpha Talk - They offer international numbers such as 0800, 0845 and 0870. Alpha Talk are ideal for any business seeking the ideal telephone number.
• BT.com - BT once had a monopoly on telephone lines and calls in the UK. They still own most of the lines, but their prices seem to be much higher still than many of their competitors.
  
• Comz4Biz - One Stop Shop for business communication needs, from mobile communications to telephone systems, and data networking products.
• NTL - They are a broadband cable internet access company who alongside their high speed cable internet access also have telephone call services to help lower your bill.
• Tele2 - Tele2 is a Telecommunications company offering cheaper phone calls within the UK telecommunications market. Tele2 have hit the UK market by storm – offering a much cheaper alternative to BT with savings of up to 31%.