List of the top 20 organizations with the largest IP allocations in Uruguay
| Rank | Name | IPv4 addresses | IPv6 /64 networks | AS numbers | Prefixes |
|---|---|---|---|---|---|
| Administracion Nacional de Telecomunicaciones | 5,624,832 | 1.88 x 236 | 3 | 602 | |
| Telefonica Moviles del Uruguay SA | 177,408 | 232 | 1 | 37 | |
| Tecnowind S.A. | 90,880 | 0 | 2 | 106 | |
| 4 | Uruguay | 80,896 | 232 | 1 | 25 |
| 5 | ZONAMERICA | 19,456 | 0 | 1 | 48 |
| 6 | LACNIC - Latin American and Caribbean IP address | 9,728 | 1.81 x 220 | 7 | 34 |
| 7 | Telstar S.A. | 8,192 | 232 | 1 | 16 |
| 8 | TELEMAS SOCIEDAD ANONIMA | 7,168 | 226 | 1 | 15 |
| 9 | Lunamen S.A. | 4,096 | 0 | 2 | 15 |
| 10 | Web2mil S.A | 2,560 | 0 | 1 | 3 |
| 11 | Servicio Central de Informatica - UdelaR (ccTLD .uy) | 2,048 | 228 | 1 | 2 |
| 12 | Cooperación Latino Americana de Redes Avanzadas | 2,048 | 232 | 1 | 3 |
| 13 | PASWER INTERNATIONAL S.A. | 1,536 | 0 | 1 | 6 |
| 14 | MONTE CABLEVIDEO S A | 512 | 218 | 1 | 6 |
| 15 | RISELCO SOCIEDAD ANONIMA | 512 | 218 | 1 | 6 |
| 16 | TRACTORAL SOCIEDAD ANONIMA | 512 | 1.75 x 218 | 1 | 9 |
| 17 | HOSTING EN LA WEB S.A.S. | 512 | 232 | 1 | 3 |
| 18 | PARQUE DE LAS CIENCIAS S.A. | 512 | 0 | 1 | 2 |
| 19 | PRAIAMAR SA | 256 | 216 | 1 | 2 |
| 20 | TIME TOWER S.A. | 256 | 1.75 x 228 | 1 | 5 |