IdeaSip
From sipsorcery
IdeaSip, via proxy.ideasip.com, will connect the following toll-free calls for free, says their website:
- USA Toll Free 1-800, 1-866, 1-877, 1-888
- Germany Toll-Free 49-800, 49-130
- UK Freephone 44-800, 44-808, 44-500
- Netherlands Toll-Free 31-800
- Norway Toll-Free 47-800