Area code 563
2,592 number blocks indexed across 78 carriers.
States: IA (2,592)
Carriers
| OCN | Company | HQ | Type | Blocks | Recent | Website |
|---|---|---|---|---|---|---|
| 6266 | United States Cellular - IA | Chicago, IL | Wireless Carrier | 389 | 112 | uscellular.com |
| 624H | Onvoy Spectrum LLC | Broomfield, CO | Wireless Carrier | 67 | 27 | |
| 6534 | New Cingular Wireless PCS LLC - IL | Atlanta, GA | Wireless Carrier | 152 | 14 | att.com |
| 6529 | T-Mobile USA Inc | Bellevue, WA | Personal Communications Service (Wireless) | 155 | 12 | t-mobile.com |
| 6570 | Cellco Partnership dba Verizon Wireless - IA | Olathe, KS | Wireless Carrier | 177 | 11 | verizonwireless.com |
| 515J | IP Horizon LLC | Orlando, FL | IP-Enabled Service / VoIP | 11 | 10 | |
| 221F | Onvoy LLC - IA | Chicago, IL | Competitive Local Exchange Carrier | 369 | 7 | sinch.com |
| 5562 | T-Mobile USA Inc | Dallas, TX | Personal Communications Service (Wireless) | 65 | 5 | metropcs.com |
| 444G | Aureon Communications LLC | Des Moines, IA | Competitive Local Exchange Carrier | 17 | 2 | longlines.com |
| 490J | Boost SubscriberCo LLC | Washington, DC | Wireless Carrier | 7 | 2 | dish.com |
| 145J | Terra Nova Telecom Inc | Lakewood Ranch, FL | IP-Enabled Service / VoIP | 3 | 2 | terranova.net |
| 700J | Wavenation LLC | Chicago, IL | IP-Enabled Service / VoIP | 2 | 2 | peerlessnetwork.com |
| 9877 | Level 3 Communications LLC - IA | Broomfield, CO | Competitive Local Exchange Carrier | 81 | 1 | centurylink.com |
| 508J | CenturyLink Communications LLC | Littleton, CO | IP-Enabled Service / VoIP | 63 | 1 | centurylink.com |
| 7229 | MCImetro Access Transmission Services LLC | Vienna, VA | Competitive Local Exchange Carrier | 24 | 1 | verizon.com |
| 423H | Airus Inc - IA | Chicago, IL | Competitive Local Exchange Carrier | 17 | 1 | airustel.com |
| 318J | Comcast IP Phone LLC | Philadelphia, PA | IP-Enabled Service / VoIP | 3 | 1 | comcast.com |
| 722G | Wide Voice LLC - IA | Las Vegas, NV | Competitive Local Exchange Carrier | 3 | 1 | widevoice.com |
| 9631 | Qwest Corporation | Minneapolis, MN | Regional Bell Operating Company | 199 | — | centurylink.com |
| 1167 | Windstream Iowa Communications Inc - North | Little Rock, AR | Incumbent Local Exchange Carrier | 145 | — | windstream.com |
| 1170 | Windstream Iowa Communications Inc - Systems | Little Rock, AR | Incumbent Local Exchange Carrier | 103 | — | windstream.com |
| 985E | Bandwidth.com CLEC LLC - IA | Cary, NC | Competitive Local Exchange Carrier | 91 | — | bandwidth.com |
| 751F | MCC Telephony of Iowa LLC - IA | Middletown, NY | Competitive Local Exchange Carrier | 80 | — | mediacomcc.com |
| 1178 | Windstream Iowa Communications Inc | Little Rock, AR | Incumbent Local Exchange Carrier | 50 | — | windstream.com |
| 516J | Ton80 Communications LLC | Anderson, SC | IP-Enabled Service / VoIP | 44 | — | coretel.net |
| 1106 | Alpine Communications LC | Des Moines, IA | Incumbent Local Exchange Carrier | 33 | — | alpinecom.net |
| 965H | Fractel LLC | Indialantic, FL | IP-Enabled Service / VoIP | 29 | — | fractel.net |
| 829J | PAETEC iTel LLC | Charlotte, NC | IP-Enabled Service / VoIP | 27 | — | |
| 073H | Telnyx LLC | Chicago, IL | IP-Enabled Service / VoIP | 17 | — | telnyx.com |
| 1346 | Ace Telephone Association - IA | Houston, MN | Incumbent Local Exchange Carrier | 17 | — | acentek.net |
| MULT | Multiple OCN Listing | Administrative / Reserved | 14 | — | ||
| 8344 | Teleport Communications America LLC - IA | Staten Island, NY | Competitive Local Exchange Carrier | 13 | — | att.com |
| 939H | Commio LLC | Austin, TX | IP-Enabled Service / VoIP | 13 | — | commio.com |
| 429J | Hawkeye Interconnect Company - IA | Hawkeye, IA | Competitive Local Exchange Carrier | 11 | — | neitel.com |
| 1126 | CenturyTel of Chester Inc dba CenturyLink | Monroe, LA | Incumbent Local Exchange Carrier | 10 | — | centurylink.com |
| 7421 | AT&T Local | Bedminster, NJ | Competitive Local Exchange Carrier | 10 | — | att.com |
| 593K | MCC Telephony LLC | Mediacom Park, NY | IP-Enabled Service / VoIP | 9 | — | |
| 204A | CS Technologies Inc - IA | Eldridge, IA | Competitive Local Exchange Carrier | 5 | — | centralscott.com |
| 695G | ImOn Communications LLC - IA | Cedar Rapids, IA | Competitive Local Exchange Carrier | 5 | — | imon.net |
| 1125 | Central Scott Telephone Company Inc | Eldridge, IA | Incumbent Local Exchange Carrier | 3 | — | cstech.com |
| 1230 | Northeast Iowa Telephone Company | Monona, IA | Incumbent Local Exchange Carrier | 3 | — | neitel.com |
| 4245 | F&B Communications Inc - IA | Wheatland, IA | Competitive Local Exchange Carrier | 3 | — | fbc-tele.com |
| 551G | NUSO LLC | Atlanta, GA | Wireless Carrier | 3 | — | 365wireless.net |
| 732J | NUSO LLC | University City, MO | IP-Enabled Service / VoIP | 3 | — | brightlink.com |
| 1118 | Cascade Communications Company | Cascade, IA | Incumbent Local Exchange Carrier | 2 | — | cascadecomm.com |
| 1160 | F&B Communications Inc | Wheatland, IA | Incumbent Local Exchange Carrier | 2 | — | fbc-tele.com |
| 1229 | Lost Nation-Elwood Telephone Company | Lost Nation, IA | Incumbent Local Exchange Carrier | 2 | — | lnetelco.com |
| 1276 | Preston Telephone Company | Preston, IA | Incumbent Local Exchange Carrier | 2 | — | prestontel.com |
| 1345 | Ace Telephone Association - MN | Houston, MN | Incumbent Local Exchange Carrier | 2 | — | acentek.net |
| 1424 | Mabel Cooperative Telephone Company - IA | Mabel, MN | Incumbent Local Exchange Carrier | 2 | — | mabeltel.coop |
| 197D | Vonage America LLC | Holmdel, NJ | IP-Enabled Service / VoIP | 2 | — | vonage.com |
| 321J | HD Carrier LLC | Henderson, NV | IP-Enabled Service / VoIP | 2 | — | hdcarrier.com |
| 425J | CSC Wireless LLC | Long Island City, NY | Wireless Carrier | 2 | — | alticeusa.com |
| 4796 | Cedar Communications LLC | Clarence, IA | Competitive Local Exchange Carrier | 2 | — | cedarcom.co.uk |
| 495J | Stratus Networks Inc | Peoria Heights, IL | IP-Enabled Service / VoIP | 2 | — | stratusnet.com |
| 506J | Twilio International Inc | San Francisco, CA | IP-Enabled Service / VoIP | 2 | — | twilio.com |
| 938D | Windstream IT-Communications LLC - IA | Newton, IA | Competitive Local Exchange Carrier | 2 | — | windstream.com |
| 1097 | Andrew Telephone Company Inc | Andrew, IA | Incumbent Local Exchange Carrier | 1 | — | lamotte-telco.com |
| 1107 | Baldwin Nashville Telephone Company Inc | Baldwin, IA | Incumbent Local Exchange Carrier | 1 | — | netins.net |
| 1110 | Bernard Telephone Company Inc | Bernard, IA | Incumbent Local Exchange Carrier | 1 | — | bernardtelephone.com |
| 1121 | Center Junction Telephone Company | Center Junction, IA | Incumbent Local Exchange Carrier | 1 | — | netins.net |
| 1130 | Clarence Telephone Company Inc | Clarence, IA | Incumbent Local Exchange Carrier | 1 | — | netins.net |
| 1150 | Dixon Acquisition LLC | Eldridge, IA | Incumbent Local Exchange Carrier | 1 | — | cstech.com |
| 1191 | Grand Mound Cooperative Telephone Association | Grand Mound, IA | Incumbent Local Exchange Carrier | 1 | — | gmtel.net |
| 1199 | Hawkeye Telephone Company | Hawkeye, IA | Incumbent Local Exchange Carrier | 1 | — | hawkeyetelephone.com |
| 1222 | La Motte Telephone Company | La Motte, IA | Incumbent Local Exchange Carrier | 1 | — | lamotte-telco.com |
| 1241 | Mechanicsville Telephone Company | Mechanicsville, IA | Incumbent Local Exchange Carrier | 1 | — | netins.net |
| 1242 | Miles Cooperative Telephone Association | Miles, IA | Incumbent Local Exchange Carrier | 1 | — | milestelephone.com |
| 1265 | Onslow Cooperative Telephone Association | Onslow, IA | Incumbent Local Exchange Carrier | 1 | — | onslowtelephone.com |
| 1274 | CenturyTel of Postville Inc dba CenturyLink | Monroe, LA | Incumbent Local Exchange Carrier | 1 | — | centurylink.com |
| 1336 | Wilton Telephone Company | Wilton, IA | Incumbent Local Exchange Carrier | 1 | — | wtccommunications.com |
| 1343 | Wyoming Mutual Telephone Company | Wyoming, IA | Incumbent Local Exchange Carrier | 1 | — | netins.net |
| 1404 | Harmony Telephone Company | Harmony, MN | Incumbent Local Exchange Carrier | 1 | — | harmonytel.com |
| 1421 | Mabel Telephone Cooperative Company - MN | Mabel, MN | Incumbent Local Exchange Carrier | 1 | — | mabeltel.coop |
| 1485 | Spring Grove Communications | Spring Grove, MN | Incumbent Local Exchange Carrier | 1 | — | springgrove.coop |
| 198D | Grand Mound Cooperative Telephone Association | Grand Mound, IA | Competitive Local Exchange Carrier | 1 | — | gmcta.coop |
| 4650 | Louisa Communications LC - IA | Morning Sun, IA | Competitive Local Exchange Carrier | 1 | — | louisacomm.net |
| 859H | NEIT Services LLC - IA | Monona, IA | Competitive Local Exchange Carrier | 1 | — | rrv.net |