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. | 5,265,408 | 1.09 x 228 | 1 | 1,438 | |
| COLOMBIA TELECOMUNICACIONES S.A. ESP | 4,179,456 | 1.08 x 232 | 2 | 1,385 | |
| EPM Telecomunicaciones S.A. E.S.P. | 3,800,064 | 1.11 x 237 | 6 | 97 | |
| 4 | Telmex Colombia S.A. | 3,474,688 | 1.03 x 235 | 4 | 4,452 |
| 5 | Colombia Móvil | 3,354,624 | 1.5 x 232 | 1 | 21 |
| 6 | ETB - Colombia | 2,588,416 | 1.51 x 234 | 1 | 1,348 |
| 7 | PARTNERS TELECOM COLOMBIA SAS | 273,408 | 1.06 x 222 | 1 | 129 |
| 8 | INTERNEXA S.A. E.S.P | 255,744 | 1.13 x 232 | 1 | 325 |
| 9 | TV AZTECA SUCURSAL COLOMBIA | 155,648 | 1.27 x 234 | 1 | 495 |
| 10 | Metrotel SA ESP | 120,320 | 232 | 1 | 96 |
| 11 | Universidad Nacional de Colombia | 114,944 | 1.69 x 230 | 1 | 42 |
| 12 | EMPRESAS MUNICIPALES DE CALI E.I.C.E. E.S.P. | 94,208 | 232 | 1 | 61 |
| 13 | TELEBUCARAMANGA S.A. E.S.P. | 80,128 | 0 | 1 | 132 |
| 14 | GTD COLOMBIA S.A.S | 77,056 | 232 | 1 | 71 |
| 15 | COLUMBUS NETWORKS COLOMBIA | 71,168 | 1.5 x 233 | 1 | 267 |
| 16 | University de Los Andes | 65,792 | 0 | 1 | 2 |
| 17 | Media Commerce Partners S.A | 47,616 | 1.31 x 232 | 1 | 221 |
| 18 | EDGEUNO S.A.S | 43,520 | 1.01 x 232 | 3 | 213 |
| 19 | SYNAPSIS COLOMBIA SAS | 40,448 | 233 | 2 | 84 |
| 20 | UNE EPM TELECOMUNICACIONES S.A. | 24,576 | 1.5 x 229 | 1 | 7 |