Adding sms pricing

Author: garrodonnell

articles/active-directory-b2c/multi-factor-authentication.md

@@ -135,6 +135,19 @@ Learn how to [delete a user's Software OATH token authentication method](/graph/
 
 ::: zone pivot="b2c-custom-policy"
 
+### SMS pricing tiers by country/region
+
+The following table provides details about the different pricing tiers for SMS based authentication services across various countries or regions. For pricing details, see [Azure AD B2C pricing](https://azure.microsoft.com/pricing/details/active-directory-b2c/).
+
+SMS is an add-on feature and requires a linked subscription. If your subscription expires or is cancelled, end users will no longer be able to authenticate using SMS, which could block them from signing in depending on your MFA policy.
+
+|Tier                               |Countries/Regions  |
+|-----------------------------------|-------------------|
+|Phone Authentication Low Cost      |Australia, Brazil, Brunei, Canada, Chile, China, Colombia, Cyprus, North Macedonia, Poland, Portugal, South Korea, Thailand, Türkiye, United States         |
+|Phone Authentication Mid Low Cost  |Greenland, Albania, American Samoa, Austria, Bahamas, Bahrain, Bosnia & Herzegovina, Botswana, Costa Rica, Czech Republic, Denmark, Estonia, Faroe Islands, Finland, France, Greece, Hong Kong SAR, Hungary, Iceland, Ireland, Italy, Japan, Latvia, Lithuania, Luxembourg, Macao SAR, Malta, Mexico, Micronesia, Moldova, Namibia, New Zealand, Nicaragua, Norway, Romania, São Tomé and Príncipe, Seychelles Republic, Singapore, Slovakia, Solomon Islands, Spain, Sweden, Switzerland, Taiwan, United Kingdom, United States Virgin Islands, Uruguay         |
+|Phone Authentication Mid High Cost |Andorra, Angola, Anguilla, Antarctica, Antigua and Barbuda, Argentina, Armenia, Aruba, Barbados, Belgium, Benin, Bolivia, Bonaire, Curaçao, Saba, Sint Eustatius and Sint Maarten, British Virgin Islands, Bulgaria, Burkina Faso, Cameroon, Cayman Islands, Central African Republic, Cook Islands, Côte d’Ivoire, Croatia, Diego Garcia, Djibouti, Dominican Republic, Dominican Republic, Dominican Republic, Ecuador, El Salvador, Eritrea, Falkland Islands, Fiji, French Guiana, French Polynesia, Gambia, Georgia, Germany, Gibraltar, Grenada, Guadeloupe, Guam, Guinea, Guyana, Honduras, India, Kenya, Kiribati, Laos, Liberia, Malaysia, Marshall Islands, Martinique, Mauritius, Monaco, Montenegro, Montserrat, Netherlands, New Caledonia, Niue, Oman, Palau, Panama, Paraguay, Peru, Puerto Rico, Puerto Rico, Réunion, Rwanda, Saint Helena, Ascension and Tristan de Cunha, Saint Kitts & Nevis, Saint Lucia, Saint Pierre & Miquelon, Saint Vincent and the Grenadines, Saipan, Samoa, San Marino, Saudi Arabia, Sint Maarten, Slovenia, South Africa, South Sudan, Suriname, Swaziland (New Name is Kingdom of Eswatini), Timor-Leste, Tokelau, Tonga, Turks & Caicos, Tuvalu, United Arab Emirates, Vanuatu, Venezuela, Vietnam, Wallis and Futuna         |
+|Phone Authentication High Cost     |Liechtenstein, Bermuda, Cabo Verde, Cambodia, Democratic Republic of Congo, Dominica, Egypt, Equatorial Guinea, Ghana, Guatemala, Guinea-Bissau, Israel, Jamaica, Jamaica, Kosovo, Lesotho, Maldives, Mali, Mauritania, Morocco, Mozambique, Papua New Guinea, Philippines, Qatar, Sierra Leone, Trinidad & Tobago, Ukraine, Zimbabwe, Afghanistan, Algeria, Azerbaijan, Bangladesh, Belarus, Belize, Bhutan, Burundi, Chad, Comoros, Congo, Ethiopia, Gabonese Republic, Haiti, Indonesia, Iraq, Jordan, Kuwait, Kyrgyzstan, Lebanon, Libya, Madagascar, Malawi, Mongolia, Myanmar, Nauru, Nepal, Niger, Nigeria, Pakistan, Palestinian National Authority, Russia, Senegal, Serbia, Somalia, Sri Lanka, Sudan, Tajikistan, Tanzania, Togolese Republic, Tunisia, Turkmenistan, Uganda, Uzbekistan, Yemen, Zambia         |
+
 ## Next steps
 
 - Learn about the [TOTP display control](display-control-time-based-one-time-password.md) and [Microsoft Entra ID multifactor authentication technical profile](multi-factor-auth-technical-profile.md)