Tucson is a city in with 1326402 residents. We counted 520116 IPs from Maxmind database. Tucson has 1326402 per resident.
| ASN | ASN Id | Total IP |
| Qwest Communications Company, LLC | AS209 | 165674 |
| Cox Communications Inc. | AS22773 | 148876 |
| University of Arizona | AS1706 | 144104 |
| Comcast Cable Communications, LLC | AS7922 | 114086 |
| Level 3 Communications, Inc. | AS3549 | 79432 |
| Pima Community College | AS6652 | 65534 |
| FITC - FedEx International Transmission Corporation | AS7726 | 65534 |
| Tucson Unified School Dis | AS32501 | 65528 |
| Arizona Board of Regents | AS62600 | 65518 |
| A.U.R.A | AS19226 | 65518 |
| Pima County | AS13829 | 60376 |
| City of Tucson | AS13918 | 59358 |
| Sense Networking | AS3699 | 25584 |
| Vazio Network Services, LLC | AS15082 | 23278 |
| Login, Inc. | AS22772 | 21088 |
| Tucson Newspapers | AS7142 | 16382 |
| McCarl's Inc. | AS54552 | 15820 |
| DakotaPro.biz | AS22632 | 14524 |
| Simply Bits, LLC | AS19381 | 8472 |
| TMC Healthcare | AS25792 | 8188 |
| International Marketing Ventures, Ltd. | AS36028 | 6140 |
| Amadeus Revenue Integrity | AS23477 | 4090 |
| Megapath Corporation | AS18566 | 3498 |
| Involta | AS14230 | 3304 |
| Cherryland Services Inc | AS13904 | 2992 |
| SRL | AS263197 | 2556 |
| Turnkey Internet Inc. | AS40244 | 2550 |
| Pavlov Media Inc | AS46925 | 2298 |
| Pavlov Media Inc | AS23473 | 2296 |
| Opus One | AS6373 | 2296 |
| KansasNet / Fox Business Systems | AS8159 | 2046 |
| AFNI, Inc. | AS54246 | 2046 |
| United States Geological Survey | AS1842 | 2040 |
| Level 3 Communications, Inc. | AS3356 | 1878 |
| Arizona State Government | AS30449 | 1786 |
| Raytheon Company | AS12007 | 1786 |
| Checs | AS3912 | 1780 |
| AYERA TECHNOLOGIES, INC. | AS25649 | 1570 |
| Visionary Communications, Inc. | AS10835 | 1542 |
| Credit One Bank | AS40222 | 1530 |
| Cellco Partnership DBA Verizon Wireless | AS22394 | 1528 |
| Valley Telecom Internet | AS19881 | 1474 |
| IFREEDOM DIRECT CORPORATION | AS46284 | 1276 |
| Sprocket Communications, LLC | AS53836 | 1262 |
| Tohono O'Odham Utility Authority | AS19356 | 1144 |
| Syptec | AS29951 | 1022 |
| Metatechnologies, Inc. | AS55126 | 1022 |
| NATIXIS ASSET MANAGEMENT ADVISOR LIMITED PARTNERSH | AS36336 | 1022 |
| Eastern Center for | AS31872 | 1022 |
| CDK Global, LLC | AS22463 | 1018 |
| MOUNT HOOD COMMUNITY COLLEGE | AS36172 | 1018 |
| Management Science Associates, Inc. | AS35962 | 982 |
| Dealer Marketing Services | AS26213 | 764 |
| National Renewable Energy Laboratory | AS16411 | 764 |
| Oshkosh Corporation | AS53595 | 764 |
| Cable & Wireless Dominica | AS11139 | 764 |
| ViaWest | AS13649 | 764 |
| City of Rancho Cucamonga | AS18760 | 764 |
| B2 Net Solutions Inc. | AS55286 | 632 |
| AT&T Data Communications Services | AS2386 | 572 |
| Integra Telecom, Inc. | AS7385 | 572 |
| SFPS | AS395452 | 514 |
| Electric Plant Board of the City of Glasgow, Kent | AS2727 | 510 |
| University of Nebraska-Lincoln | AS7896 | 510 |
| Colocation America Corporation | AS21769 | 510 |
| RS Investments | AS22091 | 510 |
| Reserved AS | AS22789 | 510 |
| USDA | AS4152 | 510 |
| Tyco Electronics Corporation | AS3585 | 510 |
| Earthlink, Inc. | AS6983 | 510 |
| Dell, Inc. | AS3729 | 510 |
| Blue Sky Communications | AS23657 | 510 |
| Winn Telecom | AS17143 | 510 |
| Enzu Inc | AS18978 | 508 |
| Sprint | AS3651 | 508 |
| S&C Electric Canada Ltd. | AS31790 | 508 |
| Micfo, LLC. | AS53889 | 508 |
| THE MEMBERS GROUP | AS33277 | 508 |
| FCX Performance | AS393486 | 442 |
| Allscripts Healthcare Solu | AS27383 | 380 |
| Cybertime Network Communi | AS36428 | 380 |
| Trizetto Corporation | AS26959 | 260 |
| San Francisco Health Plan | AS394975 | 260 |
| AIRESPRING, INC. | AS26375 | 254 |
| Bellsouth.net Inc. | AS6389 | 254 |
| Veritix | AS18504 | 254 |
| Server Side, Inc. | AS21679 | 254 |
| ADVANCED REIMBURSEMENT MGMT | AS393672 | 254 |
| Virtuoso, Ltd. | AS53890 | 254 |
| Jo-Carroll Energy, Inc. (NFP) | AS53259 | 254 |
| ViaSat, Inc. | AS16491 | 254 |
| TeleBlend | AS32631 | 254 |
| IO Capital Princess, LLC | AS12025 | 254 |
| Workday, Inc. | AS46864 | 254 |
| inData Corporation | AS46768 | 254 |
| Betts, Patterson & Mines, P.S. | AS395044 | 254 |
| Xtudio Networks S.L.U | AS60458 | 254 |
| Arizona Electric Power Cooperative, Inc. | AS30570 | 254 |
| Infinity Internet, Inc. | AS2044 | 254 |
| Centre College | AS54375 | 254 |