SMS Guidelines
SMS works differently in every country. See how it works in your country.
- Afghanistan (AF)
- Albania (AL)
- Algeria (DZ)
- American Samoa (AS)
- Andorra (AD)
- Angola (AO)
- Anguilla (AI)
- Antigua and Barbuda (AG)
- Argentina (AR)
- Armenia (AM)
- Australia (AU)
- Austria (AT)
- Azerbaijan (AZ)
- Bahamas (BS)
- Bahrain (BH)
- Bangladesh (BD)
- Barbados (BB)
- Belarus (BY)
- Belgium (BE)
- Belize (BZ)
- Benin (BJ)
- Bermuda (UK) (BM)
- Bhutan (BT)
- Bolivia (BO)
- Bosnia and Herzegovina (BA)
- Botswana (BW)
- Brazil (BR)
- British Virgin Islands (UK) (VG)
- Brunei (BN)
- Bulgaria (BG)
- Burkina Faso (BF)
- Burundi (BI)
- Cambodia (KH)
- Cameroon (CM)
- Canada (CA)
- Cape Verde (CV)
- Cayman Islands (UK) (KY)
- Chad (TD)
- Chile (CL)
- China (CN)
- Colombia (CO)
- Comoros (KM)
- Cook Islands (CK)
- Costa Rica (CR)
- Croatia (HR)
- Cuba (CU)
- Cyprus (CY)
- Czech Republic (CZ)
- Democratic Republic of the Congo (CD)
- Denmark (DK)
- Dominica (DM)
- Dominican Republic (DO)
- Ecuador (EC)
- Egypt (EG)
- El Salvador (SV)
- Equatorial Guinea (GQ)
- Estonia (EE)
- Ethiopia (ET)
- Fiji (FJ)
- Finland (FI)
- France (FR)
- French Guiana (France) (GF)
- French Polynesia (France) (PF)
- Gabon (GA)
- Gambia (GM)
- Georgia (GE)
- Germany (DE)
- Ghana (GH)
- Gibraltar (UK) (GI)
- Greece (GR)
- Greenland (Denmark) (GL)
- Grenada (GD)
- Guam (GU)
- Guatemala (GT)
- Guernsey (GG)
- Guinea (GN)
- Guinea-Bissau (GW)
- Guyana (GY)
- Haiti (HT)
- Honduras (HN)
- Hong Kong (HK)
- Hungary (HU)
- Iceland (IS)
- India (IN)
- Indonesia (ID)
- Iran (IR)
- Iraq (IQ)
- Ireland (IE)
- Israel (IL)
- Italy (IT)
- Ivory Coast (CI)
- Jamaica (JM)
- Japan (JP)
- Jersey (JE)
- Jordan (JO)
- Kazakhstan (KZ)
- Kenya (KE)
- Kosovo (XK)
- Kuwait (KW)
- Laos (LA)
- Latvia (LV)
- Lebanon (LB)
- Lesotho (LS)
- Liberia (LR)
- Libya (LY)
- Liechtenstein (LI)
- Lithuania (LT)
- Luxembourg (LU)
- Macao (MO)
- Macedonia (MK)
- Madagascar (MG)
- Malawi (MW)
- Malaysia (MY)
- Maldives (MV)
- Mali (ML)
- Malta (MT)
- Marshall Islands (MH)
- Martinique (France) (MQ)
- Mauritania (MR)
- Mauritius (MU)
- Mexico (MX)
- Micronesia (FM)
- Moldova (MD)
- Mongolia (MN)
- Montenegro (ME)
- Montserrat (UK) (MS)
- Morocco (MA)
- Mozambique (MZ)
- Myanmar (MM)
- Namibia (NA)
- Nepal (NP)
- Netherlands (NL)
- Netherlands Antilles (Netherlands) (AN)
- New Caledonia (France) (NC)
- New Zealand (NZ)
- Nicaragua (NI)
- Niger (NE)
- Nigeria (NG)
- Niue (NU)
- Norfolk Island (NF)
- Norway (NO)
- Oman (OM)
- Pakistan (PK)
- Palau (PW)
- Palestine (PS)
- Panama (PA)
- Papua New Guinea (PG)
- Paraguay (PY)
- Peru (PE)
- Philippines (PH)
- Poland (PL)
- Portugal (PT)
- Puerto Rico (US) (PR)
- Qatar (QA)
- Republic of the Congo (CG)
- Réunion (France) (RE)
- Romania (RO)
- Russia (RU)
- Rwanda (RW)
- Saint Vincent and the Grenadines (VC)
- Samoa (WS)
- San Marino (SM)
- Sao Tome and Principe (ST)
- Saudi Arabia (SA)
- Senegal (SN)
- Serbia (RS)
- Seychelles (SC)
- Sierra Leone (SL)
- Singapore (SG)
- Slovakia (SK)
- Slovenia (SI)
- Somalia (SO)
- South Africa (ZA)
- South Korea (KR)
- South Sudan (SS)
- Spain (ES)
- Sri Lanka (LK)
- St. Kitts and Nevis (KN)
- St Pierre and Miquelon (PM)
- Sudan (SD)
- Suriname (SR)
- Swaziland (SZ)
- Sweden (SE)
- Switzerland (CH)
- Syria (SY)
- Taiwan (TW)
- Tajikistan (TJ)
- Tanzania (TZ)
- Thailand (TH)
- Timor-Leste (TL)
- Togo (TG)
- Tonga (TO)
- Trinidad and Tobago (TT)
- Tunisia (TN)
- Turkey (TR)
- Tuvalu (TV)
- Uganda (UG)
- Ukraine (UA)
- United Arab Emirates (AE)
- United Kingdom (GB)
- United States (US)
- United States Virgin Islands (US) (VI)
- Uruguay (UY)
- Uzbekistan (UZ)
- Vanuatu (VU)
- Venezuela (VE)
- Vietnam (VN)
- Yemen (YE)
- Zambia (ZM)
- Zimbabwe (ZW)
For the benefit of all our customers, these guidelines are provided to help you comply with applicable requirements and to help ensure Twilio's platform remains compliant with global telecommunications ecosystem requirements. These guidelines represent our current understanding of common compliance requirements generally applicable to Twilio and its customers, and do not constitute legal advice. By posting these guidelines, Twilio makes no assurances regarding the legal compliance of your application built using our APIs. You are expected to understand and abide by all compliance obligations applicable to your specific application. You should check these pages regularly for updates as telecommunications ecosystem requirements continue to evolve and change, and the information below may be updated or changed without notice.