ContributionsMost RecentMost LikesSolutionsRe: CALLS TO A VOIP NUMBER I've solved this issue and it maybe of interest to others. Sipgate my voip provider allow me to have a UK landline number (01) for free in addition to my existing number, this works! Re: CALLS TO A VOIP NUMBER Thanks for that, thought that might be the case but I couldn't find what the charge is. Re: CALLS TO A VOIP NUMBER None of those, it's 056. CALLS TO A VOIP NUMBER I'm unable to call a Sipgate(voip) landline number from my smarty mobile. Solved