Area code 574
2,949 number blocks indexed across 53 carriers.
States: IN (2,949)
Carriers
| OCN | Company | HQ | Type | Blocks | Recent | Website |
|---|---|---|---|---|---|---|
| 6725 | Cellco Partnership dba Verizon Wireless - IN | Olathe, KS | Wireless Carrier | 268 | 20 | verizonwireless.com |
| 6534 | New Cingular Wireless PCS LLC - IL | Atlanta, GA | Wireless Carrier | 380 | 19 | att.com |
| 097D | Onvoy LLC - IN | Chicago, IL | Competitive Local Exchange Carrier | 406 | 15 | sinch.com |
| 145J | Terra Nova Telecom Inc | Lakewood Ranch, FL | IP-Enabled Service / VoIP | 16 | 15 | terranova.net |
| 2964 | Omnipoint Communications Midwest Operations LLC | Cedar Knolls, NJ | Personal Communications Service (Wireless) | 312 | 6 | t-mobile.com |
| 318J | Comcast IP Phone LLC | Philadelphia, PA | IP-Enabled Service / VoIP | 76 | 6 | comcast.com |
| 279F | Peerless Network of Indiana LLC - IN | Chicago, IL | Competitive Local Exchange Carrier | 39 | 4 | peerlessnetwork.com |
| 732J | NUSO LLC | University City, MO | IP-Enabled Service / VoIP | 7 | 2 | brightlink.com |
| 700J | Wavenation LLC | Chicago, IL | IP-Enabled Service / VoIP | 2 | 2 | peerlessnetwork.com |
| 624H | Onvoy Spectrum LLC | Broomfield, CO | Wireless Carrier | 50 | 1 | |
| 490J | Boost SubscriberCo LLC | Washington, DC | Wireless Carrier | 15 | 1 | dish.com |
| 506J | Twilio International Inc | San Francisco, CA | IP-Enabled Service / VoIP | 4 | 1 | twilio.com |
| 0772 | Frontier North Inc - IN | Rochester, NY | Incumbent Local Exchange Carrier | 197 | — | frontier.com |
| 0832 | Brightspeed of Indiana LLC | Overland Park, KS | Incumbent Local Exchange Carrier | 163 | — | centurylink.com |
| 105F | Bandwidth.com CLEC LLC - IN | Cary, NC | Competitive Local Exchange Carrier | 162 | — | bandwidth.com |
| 9325 | Ameritech Indiana | Hoffman Estates, IL | Regional Bell Operating Company | 154 | — | att.com |
| 4803 | Level 3 Communications LLC - IN | Westminster, CO | Competitive Local Exchange Carrier | 136 | — | centurylink.com |
| 5562 | T-Mobile USA Inc | Dallas, TX | Personal Communications Service (Wireless) | 87 | — | metropcs.com |
| 7314 | Teleport Communications America LLC - IN | Staten Island, NY | Competitive Local Exchange Carrier | 52 | — | att.com |
| 829J | PAETEC iTel LLC | Charlotte, NC | IP-Enabled Service / VoIP | 48 | — | |
| 508J | CenturyLink Communications LLC | Littleton, CO | IP-Enabled Service / VoIP | 47 | — | centurylink.com |
| 6529 | T-Mobile USA Inc | Bellevue, WA | Personal Communications Service (Wireless) | 41 | — | t-mobile.com |
| 965H | Fractel LLC | Indialantic, FL | IP-Enabled Service / VoIP | 41 | — | fractel.net |
| 939H | Commio LLC | Austin, TX | IP-Enabled Service / VoIP | 36 | — | commio.com |
| 874F | MCC Telephony of the Mid-West LLC - IN | Middletown, NY | Competitive Local Exchange Carrier | 27 | — | mediacomcc.com |
| 4117 | FBN Indiana Inc - IN | Hebron, IN | Competitive Local Exchange Carrier | 24 | — | fbn-in.com |
| 7440 | MCImetro Access Transmission Services LLC - IN | Vienna, VA | Competitive Local Exchange Carrier | 23 | — | verizon.com |
| 073H | Telnyx LLC | Chicago, IL | IP-Enabled Service / VoIP | 22 | — | telnyx.com |
| 0744 | Camden Telephone Company Inc | Madison, WI | Incumbent Local Exchange Carrier | 19 | — | tdstelecom.com |
| 516J | Ton80 Communications LLC | Anderson, SC | IP-Enabled Service / VoIP | 16 | — | coretel.net |
| MULT | Multiple OCN Listing | Administrative / Reserved | 14 | — | ||
| 516C | AT&T Enterprises LLC | San Antonio, TX | IP-Enabled Service / VoIP | 11 | — | att.com |
| 4169 | Communications Venture Corporation dba Indigital Telecom | Fort Wayne, IN | Competitive Local Exchange Carrier | 9 | — | indigital.net |
| 817C | Intrado Communications LLC | Bedminster, NJ | Competitive Local Exchange Carrier | 5 | — | att.com |
| 4552 | RTC Communications Corporation | Rochester, IN | Competitive Local Exchange Carrier | 4 | — | rtc1.com |
| 478J | NUSO LLC | Atlanta, GA | IP-Enabled Service / VoIP | 4 | — | brightlink.com |
| 197D | Vonage America LLC | Holmdel, NJ | IP-Enabled Service / VoIP | 3 | — | vonage.com |
| 204H | Pulaski-White Rural Telephone Cooperative Inc | Buffalo, IN | Competitive Local Exchange Carrier | 3 | — | lightstreamin.com |
| 321J | HD Carrier LLC | Henderson, NV | IP-Enabled Service / VoIP | 3 | — | hdcarrier.com |
| 0797 | New Paris Telephone Inc | New Paris, IN | Incumbent Local Exchange Carrier | 2 | — | np-tech.com |
| 0813 | Pulaski-White Rural Telephone Cooperative Inc | Star City, IN | Incumbent Local Exchange Carrier | 2 | — | lightstreamin.com |
| 0815 | Rochester Telephone Company Inc | Rochester, IN | Incumbent Local Exchange Carrier | 2 | — | rtc1.com |
| 0831 | Frontier Midstates Inc - IN | Rochester, NY | Incumbent Local Exchange Carrier | 2 | — | frontier.com |
| 203H | Local Access LLC - IN | Windermere, FL | Competitive Local Exchange Carrier | 2 | — | |
| 425J | CSC Wireless LLC | Long Island City, NY | Wireless Carrier | 2 | — | alticeusa.com |
| 495J | Stratus Networks Inc | Peoria Heights, IL | IP-Enabled Service / VoIP | 2 | — | stratusnet.com |
| 551G | NUSO LLC | Atlanta, GA | Wireless Carrier | 2 | — | 365wireless.net |
| 7421 | AT&T Local | Bedminster, NJ | Competitive Local Exchange Carrier | 2 | — | att.com |
| 0839 | Yeoman Telephone Company Inc | Yeoman, IN | Incumbent Local Exchange Carrier | 1 | — | ytci.com |
| 515J | IP Horizon LLC | Orlando, FL | IP-Enabled Service / VoIP | 1 | — | |
| 6795 | Indiana Paging Network Inc | Michigan City, IN | Wireless Carrier | 1 | — | indianapaging.com |
| 919A | Midwest Telecom of America Inc - IN | Merrillville, IN | Underlying Local Exchange Carrier | 1 | — | pickmta.com |
| 9303 | Acme Communications Inc - IN | Michigan City, IN | Underlying Local Exchange Carrier | 1 | — | acmetc.com |