Columbus is a city in with 3603519 residents. We counted 787033 IPs from Maxmind database. Columbus has 3603519 per resident.
| ASN | ASN Id | Total IP |
| Ecommerce Corporation | AS32392 | 751574 |
| Time Warner Cable Internet LLC | AS10796 | 284474 |
| Amazon.com, Inc. | AS16509 | 271354 |
| Oarnet | AS600 | 203166 |
| The Ohio State University | AS159 | 184102 |
| Department of Administrative Services | AS19902 | 167526 |
| American Electirc Power Co. | AS13695 | 122348 |
| ENet Inc. | AS10297 | 82134 |
| WideOpenWest Finance LLC | AS12083 | 75694 |
| AT&T Services, Inc. | AS7018 | 70420 |
| Fidelity Access Networks, LLC | AS22958 | 65788 |
| Qwest Communications Company, LLC | AS209 | 65788 |
| BATTELLE MEMORIAL INSTITUTE, U | AS32513 | 65534 |
| Switzerland | AS8883 | 65534 |
| Fujitsu America Inc. | AS11363 | 65534 |
| SoftBank BB Corp. | AS17676 | 65534 |
| DHL Information Services (Europe) S.R.O | AS2571 | 65534 |
| Eastman Kodak Company | AS5647 | 65528 |
| Worthington Industries Inc. | AS23305 | 65500 |
| Chemical Abstracts Service | AS33194 | 63986 |
| Columbus Public Schools | AS26818 | 51170 |
| OppoBox | AS20360 | 50934 |
| Nationwide Services, Inc | AS6569 | 49652 |
| Oarnet | AS3112 | 31718 |
| Xavier University | AS36831 | 30554 |
| Northwest Ohio Computer Association | AS62724 | 27376 |
| Verisign Global Registry Services | AS26415 | 24572 |
| Huntington Bancshares Inc. | AS54827 | 24572 |
| Windstream Communications Inc | AS7029 | 17380 |
| Huntington National Bank | AS11685 | 16380 |
| Contina | AS63008 | 15606 |
| AT&T Labs, Inc. | AS25993 | 15560 |
| DataCenter.BZ, LLC | AS40715 | 13038 |
| Level 3 Communications, Inc. | AS3549 | 12394 |
| Lakeland Community College | AS11446 | 11506 |
| Metro Data Center LLC | AS54676 | 11258 |
| CompleteWeb.Net LLC | AS13706 | 9212 |
| Vision Net Ltd | AS14001 | 8712 |
| Online Computer Library Center | AS4373 | 8316 |
| DoD Network Information Center | AS721 | 8190 |
| Nationwide Mutual Insurance Company | AS20437 | 8190 |
| DoD Network Information Center | AS306 | 8190 |
| City of Columbus | AS16426 | 8188 |
| Cellco Partnership DBA Verizon Wireless | AS22394 | 7410 |
| Bresco Broadband | AS32899 | 7266 |
| AT&T WorldNet | AS8030 | 7136 |
| Metropolitan Educational Council | AS46491 | 7008 |
| Frank Gates Service Company | AS32858 | 6904 |
| Micfo, LLC. | AS53889 | 6888 |
| The Karcher Group Inc. | AS26306 | 6644 |
| Web Force Systems | AS29787 | 6372 |
| First Communications LLC | AS36120 | 6118 |
| Alentus Corporation | AS4250 | 5880 |
| Madeit Inc. | AS54455 | 5750 |
| Malone University | AS31921 | 5366 |
| Clear Wireless LLC | AS16586 | 5112 |
| AT&T Services, Inc. | AS4466 | 5104 |
| Amazon.com Tech Telecom | AS38895 | 4094 |
| Nationwide Children's Hospital | AS19600 | 4094 |
| L Brands, Inc. | AS53412 | 4094 |
| Datacenter101 | AS40613 | 4094 |
| USAISC | AS1461 | 4094 |
| Wendy's International, Inc. | AS13877 | 4094 |
| Hamilton-Clermont Cooperative Assn. | AS26247 | 4092 |
| Areti Internet Ltd. | AS21321 | 4072 |
| Cogent Communications | AS174 | 3830 |
| L Brands, Inc. | AS7996 | 3576 |
| SoftLayer Technologies Inc. | AS36351 | 3568 |
| B2 Net Solutions Inc. | AS55286 | 3508 |
| Level 3 Communications, Inc. | AS3356 | 3204 |
| Department of the Interior, Office of theSecretary | AS22284 | 3068 |
| USDA | AS4152 | 3068 |
| Ohio University | AS17135 | 3058 |
| Hassett Storage Warehouses Inc. | AS15200 | 2806 |
| JAB Wireless, INC. | AS36049 | 2802 |
| CONTINENTAL BROADBAND PENNSYLVANIA, INC. | AS17054 | 2550 |
| Active Network LLC | AS53804 | 2484 |
| Snap-on Business Solutions Inc. | AS5787 | 2296 |
| Benchmark Electronics Inc. | AS13701 | 2046 |
| XO Communications | AS2828 | 2046 |
| YourColo LLC | AS15055 | 2046 |
| eSited Solutions | AS22552 | 2046 |
| Comtech Mobile Datacom Corporation | AS16516 | 2046 |
| The Toledo Hospital | AS53280 | 2040 |
| ALKERMES INCORPORATED | AS33486 | 2038 |
| CREATIVE NETWORK INNOVATIONS, INC. | AS10453 | 2030 |
| MBM Corporation | AS35921 | 1974 |
| Franklin County | AS394061 | 1786 |
| XO Communications | AS7014 | 1532 |
| FirstHop | AS14554 | 1530 |
| Texas Health Resources | AS26975 | 1530 |
| Reserved AS | AS12122 | 1528 |
| Lima Memorial Hospital | AS25918 | 1528 |
| WideOpenWest Finance LLC | AS11013 | 1524 |
| Sprint | AS3651 | 1524 |
| Cash Depot | AS15285 | 1276 |
| Franklin University | AS53568 | 1276 |
| Savvis | AS3561 | 1276 |
| OMNI Data, LLC | AS46254 | 1270 |
| The Columbus Dispatch | AS394772 | 1258 |