| PAÍS | A2 (ISO) | A3 (ONU) | NÚM (ONU) | CODIGO PARA MARCAR |
| Afganistán | AF | AFG | 4 | 93 |
| Albania | AL | BLANCO | 8 | 355 |
| Argelia | DZ | DZA | 12 | 213 |
| American Samoa | AS | ASM | 16 | 1 - 684 |
| Andorra | AD | Y | 20 | 376 |
| Angola | AO | AGO | 24 | 244 |
| Anguilla | AI | AFP | 660 | 1 - 264 |
| Antarctica | AQ | ATA | 10 | 672 |
| Antigua y Barbuda | AG | ATG | 28 | 1 - 268 |
| Argentina | AR | ARG | 32 | 54 |
| Armenia | AM | ARM | 51 | 374 |
| Aruba | AW | ABW | 533 | 297 |
| Australia | AU | AUS | 36 | 61 |
| Austria | AT | AUT | 40 | 43 |
| Azerbaijan | AZ | Aze | 31 | 994 |
| Bahamas | BS | BHS | 44 | 1 - 242 |
| Bahrain | BH | BHR | 48 | 973 |
| Bangladesh | BD | BGD | 50 | 880 |
| Barbados | BB | BRB | 52 | 1 - 246 |
| Bielorrusia | BY | BLR | 112 | 375 |
| Bélgica | BE | BEL | 56 | 32 |
| Belice | BZ | BLZ | 84 | 501 |
| Benín | BJ | BEN | 204 | 229 |
| Bermudas | BM | BMU | 60 | 1 - 441 |
| Bután | BT | BTN | 64 | 975 |
| Bolivia | BO | BOL | 68 | 591 |
| Bonaire | BQ | BES | 535 | 599 |
| Bosnia y Herzegovina | BA | Bosnia y Herzegovina | 70 | 387 |
| Botsuana | BW | BWA | 72 | 267 |
| Isla Bouvet | BV | BVT | 74 | 47 |
| Brasil | BR | BRA | 76 | 55 |
| Territorio Británico del Océano Índico | IO | IOT | 86 | 246 |
| Brunei Darussalam | BN | BRN | 96 | 673 |
| Bulgaria | BG | BGR | 100 | 359 |
| Burkina Faso | BF | BFA | 854 | 226 |
| Burundi | BI | BDI | 108 | 257 |
| Camboya | KH | KHM | 116 | 855 |
| Camerún | CM | CMR | 120 | 237 |
| Canada | CA | PUEDEN | 124 | 1 |
| Cabo Verde | CV | Públicos | 132 | 238 |
| Islas Caimán | KY | CYM | 136 | 1 - 345 |
| República Centroafricana | CF | CAF | 140 | 236 |
| Chad | TD | TCD | 148 | 235 |
| Chile | CL | CHL | 152 | 56 |
| China | CN | CHN | 156 | 86 |
| Isla de Navidad | CX | CXR | 162 | 61 |
| Cocos (Keeling) | CC | CCK | 166 | 61 |
| Colombia | CO | COL | 170 | 57 |
| Comoras | KM | COM | 174 | 269 |
| Congo | CG | COG | 178 | 242 |
| República Democrática del Congo | CD | DQO | 180 | 243 |
| Islas Cook | CK | COK | 184 | 682 |
| Costa Rica | CR | CRI | 188 | 506 |
| Croacia | HR | HRV | 191 | 385 |
| Cuba | CU | CUB | 192 | 53 |
| Curazao | CW | Cuw | 531 | 599 |
| Chipre | CY | CYP | 196 | 357 |
| República Checa | CZ | CZE | 203 | 420 |
| Costa de Marfil | CI | CIV | 384 | 225 |
| Dinamarca | DK | DNK | 208 | 45 |
| Yibuti | DJ | DJI | 262 | 253 |
| Dominica | DM | DMA | 212 | 1 - 767 |
| República Dominicana | DO | DOM | 214 | 1-809,1-829,1-849 |
| Ecuador | EC | ECU | 218 | 593 |
| Egipto | EG | EGY | 818 | 20 |
| El Salvador | SV | SLV | 222 | 503 |
| Guinea Ecuatorial | GQ | CNG | 226 | 240 |
| Eritrea | ER | ERI | 232 | 291 |
| Estonia | EE | EST | 233 | 372 |
| Etiopía | ET | ETH | 231 | 251 |
| Islas Malvinas (Falkland) | FK | FLK | 238 | 500 |
| Islas Faroe | FO | FRO | 234 | 298 |
| Fiji | FJ | FJI | 242 | 679 |
| Finlandia | FI | ALETA | 246 | 358 |
| Francia | FR | FRA | 250 | 33 |
| Guayana francés | GF | GUF | 254 | 594 |
| Polinesia Francesa | PF | PYF | 258 | 689 |
| Territorios Franceses del Sur | TF | ATF | 260 | 262 |
| Gabón | GA | GAB | 266 | 241 |
| Gambia | GM | GMB | 270 | 220 |
| Georgia | GE | GEO | 268 | 995 |
| Alemania | DE | DEU | 276 | 49 |
| Ghana | GH | GHA | 288 | 233 |
| Gibraltar | GI | GIB | 292 | 350 |
| Grecia | GR | GRC | 300 | 30 |
| Tierra Verde | GL | GRL | 304 | 299 |
| Granada | GD | GRD | 308 | 1 - 473 |
| Guadalupe | GP | GLP | 312 | 590 |
| Guam | GU | GUM | 316 | 1 - 671 |
| Guatemala | GT | GTM | 320 | 502 |
| Guernesey | GG | Ggy | 831 | 44 |
| Guinea | GN | GIN | 324 | 224 |
| Guinea-Bissau | GW | GNB | 624 | 245 |
| Guyana | GY | GUY | 328 | 592 |
| Haití | HT | HTI | 332 | 509 |
| Islas Heard y McDonald | HM | HMD | 334 | 672 |
| Santa Sede (Ciudad del Vaticano) | VA | IVA | 336 | 379 |
| Honduras | HN | HND | 340 | 504 |
| Hong Kong | HK | HKG | 344 | 852 |
| Hungría | HU | HUN | 348 | 36 |
| Islandia | IS | ISL | 352 | 354 |
| India | IN | IND | 356 | 91 |
| Indonesia | ID | IDN | 360 | 62 |
| Irán | IR | IRN | 364 | 98 |
| Irak | IQ | IRQ | 368 | 964 |
| Irlanda | IE | IRL | 372 | 353 |
| Isla de Man | IM | IMN | 833 | 44 |
| Israel | IL | ISR | 376 | 972 |
| Italia | IT | ITA | 380 | 39 |
| Jamaica | JM | JAM | 388 | 1 - 876 |
| Japón | JP | JPN | 392 | 81 |
| Jersey | JE | Jey | 832 | 44 |
| Jordania | JO | JOR | 400 | 962 |
| Kazajistán | KZ | KAZ | 398 | 7 |
| Kenia | KE | KEN | 404 | 254 |
| Kiribati | KI | KIR | 296 | 686 |
| Corea del Norte | KP | PRK | 408 | 850 |
| South Korea | KR | KOR | 410 | 82 |
| Kuwait | KW | KWT | 414 | 965 |
| Kirguistán | KG | KGZ | 417 | 996 |
| República Democrática Popular Lao | LA | LAO | 418 | 856 |
| Letonia | LV | LVA | 428 | 371 |
| Líbano | LB | LBN | 422 | 961 |
| Lesoto | LS | LSO | 426 | 266 |
| Liberia | LR | LBR | 430 | 231 |
| Libia | LY | LBY | 434 | 218 |
| Liechtenstein | LI | LIE | 438 | 423 |
| Lituania | LT | LTU | 440 | 370 |
| Luxemburgo | LU | LUX | 442 | 352 |
| macao | MO | dirección MAC | 446 | 853 |
| Macedonia | MK | MKD | 807 | 389 |
| Madagascar | MG | ODM | 450 | 261 |
| Malaui | MW | MWI | 454 | 265 |
| Malaysia | MY | MYS | 458 | 60 |
| Maldivas | MV | MDV | 462 | 960 |
| Mali | ML | MLI | 466 | 223 |
| Malta | MT | MLT | 470 | 356 |
| Islas Marshall | MH | MHL | 584 | 692 |
| Martinique | MQ | MTQ | 474 | 596 |
| Mauritania | MR | MRT | 478 | 222 |
| Mauricio | MU | MUS | 480 | 230 |
| Mayotte | YT | MYT | 175 | 262 |
| México | MX | MEX | 484 | 52 |
| Micronesia, Estados Federados de | FM | FSM | 583 | 691 |
| Moldova, República de | MD | MDA | 498 | 373 |
| Mónaco | MC | MCO | 492 | 377 |
| Mongolia | MN | MNG | 496 | 976 |
| Montenegro | ME | Mne | 499 | 382 |
| Montserrat | MS | MSR | 500 | 1 - 664 |
| Marruecos | MA | MAR | 504 | 212 |
| Mozambique | MZ | MOZ | 508 | 258 |
| Myanmar | MM | MMR | 104 | 95 |
| Namibia | NA | NAM | 516 | 264 |
| Nauru | NR | NRU | 520 | 674 |
| Nepal | NP | NPL | 524 | 977 |
| Netherlands | NL | NLD | 528 | 31 |
| Nueva Caledonia | NC | NCL | 540 | 687 |
| New Zealand | NZ | NZL | 554 | 64 |
| Nicaragua | NI | NIC | 558 | 505 |
| Níger | NE | NER | 562 | 227 |
| Nigeria | NG | NGA | 566 | 234 |
| Niue | NU | NIU | 570 | 683 |
| Isla Norfolk | NF | NFK | 574 | 672 |
| Islas Marianas del Norte | MP | MNP | 580 | 1 - 670 |
| Noruega | NO | NOR | 578 | 47 |
| Omán | OM | OMN | 512 | 968 |
| Pakistan | PK | PAK (HAP) | 586 | 92 |
| Palau | PW | PLW | 585 | 680 |
| Palestina, Estado de | PS | PSE | 275 | 970 |
| Panamá | PA | PAN | 591 | 507 |
| Papúa Nueva Guinea | PG | PNG | 598 | 675 |
| Paraguay | PY | PRY | 600 | 595 |
| Perú | PE | 604 | 51 | |
| Filipinas | PH | PHL | 608 | 63 |
| Islas Pitcairn | PN | PCN | 612 | 870 |
| Polonia | PL | POL | 616 | 48 |
| Portugal | PT | PRT | 620 | 351 |
| Puerto Rico | PR | PRI | 630 | 1 |
| Qatar | QA | QAT | 634 | 974 |
| Rumania | RO | ROU | 642 | 40 |
| Russia | RU | RUS | 643 | 7 |
| Ruanda | RW | RWA | 646 | 250 |
| Reunión | RE | REU | 638 | 262 |
| San Bartolomé | BL | BLM | 652 | 590 |
| Santa Helena | SH | SHN | 654 | 290 |
| San Cristóbal y Nieves | KN | KNA | 659 | 1 - 869 |
| Santa Lucía | LC | LCA | 662 | 1 - 758 |
| San Martín | MF | MAF | 663 | 590 |
| San Pedro y Miquelón | PM | SPM | 666 | 508 |
| San Vicente y las Granadinas | VC | APV | 670 | 1 - 784 |
| Samoa | WS | WSM | 882 | 685 |
| San Marino | SM | SMR | 674 | 378 |
| Santo Tomé y Príncipe | ST | STP | 678 | 239 |
| Saudi Arabia | SA | Oregón | 682 | 966 |
| Senegal | SN | SEN | 686 | 221 |
| Serbia | RS | SRB | 688 | 381 |
| Seychelles | SC | SYC | 690 | 248 |
| Sierra Leona | SL | SLE | 694 | 232 |
| Singapur | SG | PEC | 702 | 65 |
| Sint Maarten | SX | Sxm | 534 | 1 - 721 |
| Eslovaquia | SK | SVK | 703 | 421 |
| Eslovenia | SI | SVN | 705 | 386 |
| Islas Salomón | SB | SLB | 90 | 677 |
| Somalia | SO | SOM | 706 | 252 |
| Sudáfrica | ZA | ZAF | 710 | 27 |
| Georgia del Sur y las Islas Sandwich del Sur | GS | SGS | 239 | 500 |
| Sudán del Sur | SS | SSD | 728 | 211 |
| España | ES | ESP | 724 | 34 |
| Sri Lanka | LK | LKA | 144 | 94 |
| Sudán | SD | SDN | 729 | 249 |
| Suriname | SR | SUR | 740 | 597 |
| Svalbard y Jan Mayen | SJ | SJM | 744 | 47 |
| Suazilandia | SZ | SWZ | 748 | 268 |
| Suecia | SE | ADEAES | 752 | 46 |
| Suiza | CH | CHE | 756 | 41 |
| Siria | SY | SYR | 760 | 963 |
| Taiwán | TW | TWN | 158 | 886 |
| Tayikistán | TJ | TJK | 762 | 992 |
| República Unida de Tanzania | TZ | TZA | 834 | 255 |
| Thailand | TH | THA | 764 | 66 |
| Timor Leste | TL | TLS | 626 | 670 |
| Togo | TG | TGO | 768 | 228 |
| Tokelau | TK | TKL | 772 | 690 |
| Tonga | A | TON | 776 | 676 |
| Trinidad y Tobago | TT | TTO | 780 | 1 - 868 |
| Túnez | TN | TUN | 788 | 216 |
| Turquía | TR | TUR | 792 | 90 |
| Turkmenistán | TM | TKM | 795 | 993 |
| Islas Turcas y Caicos | TC | TCA | 796 | 1 - 649 |
| Tuvalu | TV | TUV | 798 | 688 |
| Uganda | UG | UGA | 800 | 256 |
| Ucrania | UA | UKR | 804 | 380 |
| Emiratos Árabes Unidos | AE | somos | 784 | 971 |
| Reino Unido | GB | GBR | 826 | 44 |
| Estados Unidos | US | USA | 840 | 1 |
| Estados Unidos Islas menores alejadas de | UM | UMI | 581 | 1 |
| Uruguay | UY | URY | 858 | 598 |
| Uzbekistán | UZ | UZB | 860 | 998 |
| Vanuatu | VU | VUT | 548 | 678 |
| Venezuela | VE | VEN | 862 | 58 |
| Vietnam | VN | VNM | 704 | 84 |
| Islas Vírgenes Británicas | VG | VGB | 92 | 1 - 284 |
| Islas Vírgenes de EE.UU. | VI | VIR | 850 | 1 - 340 |
| Wallis y Futuna | WF | WLF | 876 | 681 |
| Sahara Occidental | EH | ESH | 732 | 212 |
| Yemen | YE | YEM | 887 | 967 |
| Zambia | ZM | ZMB | 894 | 260 |
| Zimbabue | ZW | ZWE | 716 | 263 |