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. | 4,391,168 | 1.02 x 225 | 1 | 197 | |
| COLOMBIA TELECOMUNICACIONES S.A. ESP | 3,566,080 | 1.07 x 232 | 2 | 1,274 | |
| Telmex Colombia S.A. | 3,329,536 | 1.19 x 234 | 2 | 3,764 | |
| 4 | EPM Telecomunicaciones S.A. E.S.P. | 2,605,056 | 1.56 x 236 | 2 | 53 |
| 5 | ETB - Colombia | 2,599,424 | 1.25 x 236 | 1 | 1,019 |
| 6 | Colombia Móvil | 1,847,296 | 232 | 1 | 11 |
| 7 | EMPRESAS MUNICIPALES DE CALI E.I.C.E. E.S.P. | 202,496 | 232 | 1 | 73 |
| 8 | TV AZTECA SUCURSAL COLOMBIA | 179,712 | 1.75 x 235 | 1 | 340 |
| 9 | INTERNEXA S.A. E.S.P | 176,640 | 1.01 x 232 | 1 | 152 |
| 10 | EDATEL S.A. E.S.P | 164,864 | 232 | 1 | 10 |
| 11 | TELEBUCARAMANGA S.A. E.S.P. | 154,368 | 0 | 1 | 277 |
| 12 | Administración de Redes Colomsat S.A. | 103,680 | 1.5 x 229 | 1 | 145 |
| 13 | University de Los Andes | 65,536 | 232 | 1 | 2 |
| 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 | 45,824 | 1.64 x 233 | 1 | 209 |
| 17 | GTD COLOMBIA S.A.S | 45,568 | 232 | 1 | 73 |
| 18 | SYNAPSIS COLOMBIA SAS | 40,960 | 233 | 1 | 85 |
| 19 | COLUMBUS NETWORKS COLOMBIA | 36,096 | 232 | 1 | 195 |
| 20 | BT LATAM COLOMBIA S.A. | 34,304 | 233 | 1 | 60 |