An 0870 telephone number is a business rate number that is regulated by the Phone-Paid Services Authority. Three Mobile will charge an Access Charge to call an 0870 number. The Access Charge is the price you pay per minute to Three Mobile. On top of that, the business that you are calling will also charge a price per minute. This cost can vary, and will be available from the business you are calling.
Three Mobile have three different price plans available. Pay monthly or contract customers can chose from the Essential Plan or Advance Plan. All pay as you go customers have the Standard Plan. The Three Mobile price plans charge an Access Charge of 45p per minute to call an 0870 number. There is a minimum charge of one minute (45p) to call an 0870 number from Three Mobile.