Number unobtainable tone | World Tone Database

International call progress tones for IP-PBX and VoIP telephony

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Country
Tone

78 records found, showing data for first record (free service).

Country	Tone	Frequency/Hz	Cadence/s	Audio
Angola	Number unobtainable tone	400	0.2 on 0.2 off
Anguilla	Number unobtainable tone	480+620	0.25 on 0.25 off
Argentina	Number unobtainable tone	425	0.2 on 0.3 off 0.2 on 0.6 off 0.2 on 0.1 off
Ascension	Number unobtainable tone
Australia	Number unobtainable tone
Australia	Number unobtainable tone
Austria	Number unobtainable tone
Bahrain	Number unobtainable tone
Bhutan	Number unobtainable tone
Brazil	Number unobtainable tone
British Virgin Islands	Number unobtainable tone
Brunei Darussalam	Number unobtainable tone
Cambodia	Number unobtainable tone
Cayman Islands	Number unobtainable tone
Central African Republic	Number unobtainable tone
China	Number unobtainable tone
Colombia	Number unobtainable tone
Cyprus	Number unobtainable tone
Diego Garcia	Number unobtainable tone
Dominican Republic	Number unobtainable tone
Falkland Islands	Number unobtainable tone
Faroe Islands	Number unobtainable tone
Fiji	Number unobtainable tone
Ghana	Number unobtainable tone
Gibraltar	Number unobtainable tone
Greenland	Number unobtainable tone - I
Greenland	Number unobtainable tone - II
Hong Kong	Number unobtainable tone
Iceland	Number unobtainable tone
Israel	Number unobtainable tone
Jersey	Number unobtainable tone
Jordan	Number unobtainable tone
Kiribati	Number unobtainable tone
Korea	Number unobtainable tone
Kyrgyz Republic	Number unobtainable tone
Lao	Number unobtainable tone
Liberia	Number unobtainable tone
Liechtenstein	Number unobtainable tone
Malta	Number unobtainable tone
Montserrat	Number unobtainable tone
Mozambique	Number unobtainable tone
Nauru	Number unobtainable tone
Nepal	Number unobtainable tone
New Zealand	Number unobtainable tone
Nigeria	Number unobtainable tone
Panama	Number unobtainable tone
Papua New Guinea	Number unobtainable tone
Papua New Guinea	Number unobtainable tone
Paraguay	Number unobtainable tone
Peru	Number unobtainable tone
Philippines	Number unobtainable tone
Poland	Number unobtainable tone
Qatar	Number unobtainable tone
Romania	Number unobtainable tone - I
Romania	Number unobtainable tone - II, digital
Saint Helena	Number unobtainable tone
Saint Kitts & Nevis	Number unobtainable tone
Seychelles	Number unobtainable tone
Sierra Leone	Number unobtainable tone
Sierra Leone	Number unobtainable tone
Singapore	Number unobtainable tone
Solomon Islands	Number unobtainable tone
South Africa	Number unobtainable tone
Spain	Number unobtainable tone - I
Spain	Number unobtainable tone - II
Sri Lanka	Number unobtainable tone
Swaziland	Number unobtainable tone
Sweden	Number unobtainable tone
Thailand	Number unobtainable tone
Turkey	Number unobtainable tone
Turkmenistan	Number unobtainable tone
Turks & Caicos Islands	Number unobtainable tone
Uganda	Number unobtainable tone
United Arab Emirates	Number unobtainable tone - I
United Arab Emirates	Number unobtainable tone - II
United Kingdom	Number unobtainable tone
United States	Number unobtainable tone
United States	Number unobtainable tone

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