| S/N | COUNTRY | PREFIX | SMS UNITS |
| 1 | AFGHANISTAN | 93 | 3 |
| 2 | ALBANIA | 355 | 3 |
| 3 | ALGERIA | 213 | 3 |
| 4 | AMERICAN SAMOA | 684 | 3 |
| 5 | ANDORRA | 376 | 3 |
| 6 | ANGOLA | 244 | 3 |
| 7 | ANGUILLA | 1264 | 3 |
| 8 | ANTIGUA AND BARBUDA | 1268 | 3 |
| 9 | ARGENTINE REPUBLIC | 54 | 3 |
| 10 | ARMENIA | 374 | 3 |
| 11 | ARUBA | 297 | 3 |
| 12 | AUSTRALIA | 61 | 3 |
| 13 | AUSTRIA | 43 | 3 |
| 14 | AZERBAIJANI REPUBLIC | 994 | 3 |
| 15 | BAHAMAS | 1242 | 3 |
| 16 | BAHRAIN | 973 | 3 |
| 17 | BANGLADESH | 880 | 3 |
| 18 | BARBADOS | 1246 | 3 |
| 19 | BELARUS | 375 | 3 |
| 20 | BELGIUM | 32 | 3 |
| 21 | BELIZE | 501 | 3 |
| 22 | BENIN | 229 | 3 |
| 23 | BERMUDA | 1441 | 3 |
| 24 | BHUTAN | 975 | 3 |
| 25 | BOLIVIA | 591 | 3 |
| 26 | BOSNIA AND HERZEGOVINA | 387 | 3 |
| 27 | BOTSWANA | 267 | 3 |
| 28 | BRAZIL | 55 | 3 |
| 29 | BRITISH VIRGIN ISLANDS | 1284 | 3 |
| 30 | BRUNEI DARUSSALAM | 673 | 3 |
| 31 | BULGARIA | 359 | 3 |
| 32 | BURKINA FASO | 226 | 3 |
| 33 | BURUNDI | 257 | 3 |
| 34 | CAMBODIA | 855 | 3 |
| 35 | CAMEROON | 237 | 3 |
| 36 | CANADA | 1 | 3 |
| 37 | CAPE VERDE | 238 | 3 |
| 38 | CAYMAN ISLANDS | 1345 | 3 |
| 39 | CENTRAL AFRICAN REPUBLIC | 236 | 3 |
| 40 | CHAD | 235 | 3 |
| 41 | CHILE | 56 | 3 |
| 42 | CHINA | 86 | 3 |
| 43 | COLOMBIA | 57 | 3 |
| 44 | COMOROS | 2693 | 3 |
| 45 | CONGO | 242 | 3 |
| 46 | COOK ISLANDS | 682 | 3 |
| 47 | COSTA RICA | 506 | 3 |
| 48 | CÔTE D'IVOIRE | 225 | 3 |
| 49 | CROATIA | 385 | 3 |
| 50 | CUBA | 53 | 3 |
| 51 | CYPRUS | 357 | 3 |
| 52 | CZECH REPUBLIC | 420 | 3 |
| 53 | DEMOCRATIC PEOPLE'S REPUBLIC OF KOREA | 850 | 3 |
| 54 | DEMOCRATIC REPUBLIC OF THE CONGO | 243 | 3 |
| 55 | DEMOCRATIC REPUBLIC OF TIMOR-LESTE | 670 | 3 |
| 56 | DENMARK | 45 | 3 |
| 57 | DJIBOUTI | 253 | 3 |
| 58 | DOMINICA | 1767 | 3 |
| 59 | DOMINICAN REPUBLIC | 1809 | 3 |
| 60 | DOMINICAN REPUBLIC (PREFIX) | 1829 | 3 |
| 61 | ECUADOR | 593 | 3 |
| 62 | EGYPT | 20 | 3 |
| 63 | EL SALVADOR | 503 | 3 |
| 64 | EQUATORIAL GUINEA | 240 | 3 |
| 65 | ERITREA | 291 | 3 |
| 66 | ESTONIA | 372 | 4 |
| 67 | ETHIOPIA | 251 | 3 |
| 68 | FALKLAND ISLANDS | 500 | 3 |
| 69 | FAROE ISLANDS | 298 | 3 |
| 70 | FIJI | 679 | 3 |
| 71 | FINLAND | 358 | 4 |
| 72 | FRANCE | 33 | 3 |
| 73 | FRENCH GUIANA | 594 | 3 |
| 74 | FRENCH POLYNESIA | 689 | 3 |
| 75 | GABONESE REPUBLIC | 241 | 3 |
| 76 | GAMBIA | 220 | 3 |
| 77 | GEORGIA | 995 | 3 |
| 78 | GERMANY | 49 | 6 |
| 79 | GHANA | 233 | 2 |
| 80 | GIBRALTAR | 350 | 3 |
| 81 | GREECE | 30 | 4 |
| 82 | GREENLAND | 299 | 3 |
| 83 | GRENADA | 1473 | 3 |
| 84 | GUADELOUPE | 590 | 3 |
| 85 | GUAM | 1671 | 3 |
| 86 | GUATEMALA | 502 | 3 |
| 87 | GUINEA | 224 | 3 |
| 88 | GUINEA-BISSAU | 245 | 3 |
| 89 | GUYANA | 592 | 3 |
| 90 | HAITI | 509 | 3 |
| 91 | HONDURAS | 504 | 3 |
| 92 | HONG KONG,CHINA | 852 | 3 |
| 93 | HONG KONG,CHINA | 852 | 3 |
| 94 | HUNGARY | 36 | 3 |
| 95 | ICELAND | 354 | 3 |
| 96 | INDIA | 91 | 3 |
| 97 | INDONESIA | 62 | 3 |
| 98 | INTERNATIONAL MOBILE, SHARED CODE | 882 | 3 |
| 99 | IRAN | 98 | 3 |
| 100 | IRAQ | 964 | 3 |
| 101 | IRELAND | 353 | 4 |
| 102 | ISRAEL | 972 | 3 |
| 103 | ITALY | 39 | 3 |
| 104 | JAMAICA | 1876 | 3 |
| 105 | JAPAN | 81 | 3 |
| 106 | JORDAN | 962 | 3 |
| 107 | KAZAKHSTAN | 7 | 3 |
| 108 | KENYA | 254 | 3 |
| 109 | KIRIBATI | 686 | 3 |
| 110 | KOREA | 82 | 3 |
| 111 | KUWAIT | 965 | 3 |
| 112 | KYRGYZ REPUBLIC | 996 | 3 |
| 113 | LAO PEOPLE'S DEMOCRATIC REPUBLIC | 856 | 3 |
| 114 | LATVIA | 371 | 3 |
| 115 | LEBANON | 961 | 3 |
| 116 | LESOTHO | 266 | 3 |
| 117 | LIBERIA | 231 | 3 |
| 118 | LIBYA | 218 | 3 |
| 119 | LIECHTENSTEIN | 423 | 3 |
| 120 | LITHUANIA | 370 | 3 |
| 121 | LUXEMBOURG | 352 | 3 |
| 122 | MACAO, CHINA | 853 | 3 |
| 123 | MADAGASCAR | 261 | 3 |
| 124 | MALAWI | 265 | 3 |
| 125 | MALAYSIA | 60 | 3 |
| 126 | MALDIVES | 960 | 3 |
| 127 | MALI | 223 | 3 |
| 128 | MALTA | 356 | 3 |
| 129 | MARSHALL ISLANDS | 692 | 3 |
| 130 | MARTINIQUE | 596 | 3 |
| 131 | MAURITANIA | 222 | 3 |
| 132 | MAURITIUS | 230 | 3 |
| 133 | MEXICO | 52 | 3 |
| 134 | MICRONESIA | 691 | 3 |
| 135 | MOLDOVA | 373 | 3 |
| 136 | MONACO | 377 | 3 |
| 137 | MONGOLIA | 976 | 3 |
| 138 | MONTENEGRO | 382 | 3 |
| 139 | MONTSERRAT | 1664 | 3 |
| 140 | MOROCCO | 212 | 3 |
| 141 | MOZAMBIQUE | 258 | 3 |
| 142 | MYANMAR | 95 | 3 |
| 143 | NAMIBIA | 264 | 4 |
| 144 | NAURU | 674 | 3 |
| 145 | NEPAL | 977 | 3 |
| 146 | NETHERLANDS | 31 | 3 |
| 147 | NETHERLANDS ANTILLES | 599 | 3 |
| 148 | NEW CALEDONIA | 687 | 3 |
| 149 | NEW ZEALAND | 64 | 3 |
| 150 | NICARAGUA | 505 | 3 |
| 151 | NIGER | 227 | 3 |
| 152 | NORTHERN MARIANA ISLANDS | 1670 | 3 |
| 153 | NORWAY | 47 | 3 |
| 154 | OMAN | 968 | 3 |
| 155 | PAKISTAN | 92 | 3 |
| 156 | PALAU | 680 | 3 |
| 157 | PALESTINE | 970 | 3 |
| 158 | PANAMA | 507 | 3 |
| 159 | PAPUA NEW GUINEA | 675 | 3 |
| 160 | PARAGUAY | 595 | 3 |
| 161 | PERU | 51 | 3 |
| 162 | PHILIPPINES | 63 | 3 |
| 163 | POLAND | 48 | 3 |
| 164 | PORTUGAL | 351 | 3 |
| 165 | PUERTO RICO | 1787 | 3 |
| 166 | QATAR | 974 | 3 |
| 167 | REUNION | 262 | 3 |
| 168 | ROMANIA | 40 | 3 |
| 169 | RUSSIAN FEDERATION | 7 | 3 |
| 170 | RWANDA | 250 | 3 |
| 171 | SAINT KITTS AND NEVIS | 1869 | 3 |
| 172 | SAINT LUCIA | 1758 | 3 |
| 173 | SAINT PIERRE AND MIQUELON | 508 | 3 |
| 174 | SAINT VINCENT AND THE GRENADINES | 1784 | 3 |
| 175 | SAMOA | 685 | 3 |
| 176 | SAN MARINO | 378 | 3 |
| 177 | SAO TOME AND PRINCIPE | 239 | 3 |
| 178 | SAUDI ARABIA | 966 | 3 |
| 179 | SENEGAL | 221 | 3 |
| 180 | SERBIA | 381 | 3 |
| 181 | SEYCHELLES | 248 | 3 |
| 182 | SIERRA LEONE | 232 | 3 |
| 183 | SINGAPORE | 65 | 3 |
| 184 | SLOVAK REPUBLIC | 421 | 3 |
| 185 | SLOVENIA | 386 | 3 |
| 186 | SOLOMON ISLANDS | 677 | 3 |
| 187 | SOMALI DEMOCRATIC REPUBLIC | 252 | 3 |
| 188 | SOUTH AFRICA | 27 | 4 |
| 189 | SPAIN | 34 | 3 |
| 190 | SRI LANKA | 94 | 3 |
| 191 | SUDAN | 249 | 3 |
| 192 | SURINAME | 597 | 3 |
| 193 | SWAZILAND | 268 | 3 |
| 194 | SWEDEN | 46 | 7 |
| 195 | SWITZERLAND | 41 | 3 |
| 196 | SYRIAN ARAB REPUBLIC | 963 | 3 |
| 197 | TAIWAN,CHINA | 886 | 3 |
| 198 | TAJIKISTAN | 992 | 3 |
| 199 | TANZANIA | 255 | 3 |
| 200 | THAILAND | 66 | 3 |
| 201 | THE FORMER YUGOSLAV REPUBLIC OF MACEDONIA | 389 | 4 |
| 202 | TOGOLESE REPUBLIC | 228 | 3 |
| 203 | TONGA | 676 | 3 |
| 204 | TRINIDAD AND TOBAGO | 1868 | 3 |
| 205 | TUNISIA | 216 | 3 |
| 206 | TURKEY | 90 | 5 |
| 207 | TURKMENISTAN | 993 | 3 |
| 208 | TURKS AND CAICOS ISLANDS | 1649 | 3 |
| 209 | UGANDA | 256 | 3 |
| 210 | UKRAINE | 380 | 3 |
| 211 | UNITED ARAB EMIRATES | 971 | 3 |
| 212 | UNITED KINGDOM OF GREAT BRITAIN AND NORTHERN IRELAND | 44 | 3 |
| 213 | UNITED STATES OF AMERICA | 1 | 3 |
| 214 | UNITED STATES VIRGIN ISLANDS | 1340 | 3 |
| 215 | URUGUAY | 598 | 3 |
| 216 | UZBEKISTAN | 998 | 3 |
| 217 | VANUATU | 678 | 3 |
| 218 | VATICAN CITY STATE | 379 | 3 |
| 219 | VENEZUELA | 58 | 3 |
| 220 | VIETNAM | 84 | 3 |
| 221 | WALLIS AND FUTUNA | 681 | 3 |
| 222 | YEMEN | 967 | 3 |
| 223 | ZAMBIA | 260 | 3 |
| 224 | ZIMBABWE | 263 | 3 |