List of the top 20 organizations with the largest IP allocations in Colombia
| Rank | Name | IPv4 addresses | IPv6 /64 networks | AS numbers | Prefixes |
|---|---|---|---|---|---|
| COMCEL S.A. | 4,331,776 | 1.01 x 225 | 1 | 198 | |
| Telmex Colombia S.A. | 3,353,348 | 1.47 x 235 | 2 | 3,735 | |
| COLOMBIA TELECOMUNICACIONES S.A. ESP | 3,154,944 | 1.07 x 232 | 2 | 1,166 | |
| 4 | ETB - Colombia | 2,790,912 | 1.5 x 233 | 1 | 1,276 |
| 5 | EPM Telecomunicaciones S.A. E.S.P. | 2,342,912 | 1.56 x 236 | 2 | 51 |
| 6 | Colombia Móvil | 1,847,296 | 232 | 1 | 11 |
| 7 | EMPRESAS MUNICIPALES DE CALI E.I.C.E. E.S.P. | 202,752 | 232 | 1 | 74 |
| 8 | INTERNEXA S.A. E.S.P | 181,760 | 1.01 x 232 | 1 | 170 |
| 9 | EDATEL S.A. E.S.P | 164,864 | 232 | 1 | 10 |
| 10 | TELEBUCARAMANGA S.A. E.S.P. | 154,368 | 0 | 1 | 277 |
| 11 | TV AZTECA SUCURSAL COLOMBIA | 132,352 | 1.63 x 235 | 1 | 322 |
| 12 | Administración de Redes Colomsat S.A. | 103,680 | 1.5 x 229 | 1 | 145 |
| 13 | University de Los Andes | 65,536 | 0 | 1 | 1 |
| 14 | Universidad Nacional de Colombia | 62,976 | 1.06 x 230 | 1 | 52 |
| 15 | Metrotel SA ESP | 49,920 | 0 | 1 | 195 |
| 16 | Media Commerce Partners S.A | 47,808 | 1.64 x 233 | 1 | 211 |
| 17 | GTD COLOMBIA S.A.S | 45,568 | 232 | 1 | 73 |
| 18 | SYNAPSIS COLOMBIA SAS | 40,960 | 233 | 1 | 85 |
| 19 | INTEGRA MULTISOLUTIONS S.A.S. | 35,072 | 0 | 1 | 113 |
| 20 | BT LATAM COLOMBIA S.A. | 34,304 | 233 | 1 | 60 |