About Envirofone Want cash for your mobile? Envirofone.com is the UK's leading mobile phone trading platform, giving you the best value to over 3.5 million online customers. Now also recycling mobiles from Holland, Sweden and Republic of Ireland, Envirofone.com is easy and accessible to you. Not only is postage free but envirofone.com supply you with everything you need, so there's no faffing about. You can have your money in as quickly as 24 hours!