Numbers starting with 0800, 800, 1-800 are usually toll-free for the caller; the called party, however, has to cover the charges on those calls.
TalkTT.com provides cheap web calls directly from Flash-enabled browser (IE, FireFox, Chrome, Safari ) on computer or SIP calls from any SIP compatible adapter like Linksys PAP2/SPA-3102 or PC phone X-Lite/Zoiper or Mobile Phone iPhone/Andriod/Symbian/WM.
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