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. | 5,256,704 | 1.09 x 228 | 1 | 1,404 | |
| COLOMBIA TELECOMUNICACIONES S.A. ESP | 4,174,336 | 1.08 x 232 | 2 | 1,369 | |
| EPM Telecomunicaciones S.A. E.S.P. | 3,800,064 | 1.09 x 237 | 6 | 97 | |
| 4 | Colombia Móvil | 3,354,624 | 233 | 1 | 22 |
| 5 | Telmex Colombia S.A. | 2,877,440 | 1.03 x 235 | 4 | 4,348 |
| 6 | ETB - Colombia | 2,038,528 | 1.51 x 234 | 1 | 806 |
| 7 | INTERNEXA S.A. E.S.P | 353,024 | 1.13 x 232 | 1 | 296 |
| 8 | PARTNERS TELECOM COLOMBIA SAS | 207,872 | 1.06 x 222 | 1 | 65 |
| 9 | TV AZTECA SUCURSAL COLOMBIA | 147,456 | 1.27 x 234 | 1 | 487 |
| 10 | Metrotel SA ESP | 120,320 | 232 | 1 | 96 |
| 11 | EMPRESAS MUNICIPALES DE CALI E.I.C.E. E.S.P. | 99,840 | 232 | 1 | 61 |
| 12 | TELEBUCARAMANGA S.A. E.S.P. | 80,128 | 0 | 1 | 132 |
| 13 | GTD COLOMBIA S.A.S | 77,312 | 232 | 1 | 72 |
| 14 | COLUMBUS NETWORKS COLOMBIA | 71,680 | 1.5 x 233 | 1 | 269 |
| 15 | University de Los Andes | 65,536 | 0 | 1 | 1 |
| 16 | Universidad Nacional de Colombia | 63,744 | 1.56 x 230 | 1 | 60 |
| 17 | Media Commerce Partners S.A | 47,616 | 1.31 x 232 | 1 | 222 |
| 18 | EDGEUNO S.A.S | 43,008 | 1.01 x 232 | 3 | 211 |
| 19 | SYNAPSIS COLOMBIA SAS | 40,448 | 233 | 2 | 84 |
| 20 | AXESAT S.A | 34,816 | 1.5 x 233 | 1 | 82 |