Area code 256
6,107 number blocks indexed across 59 carriers.
States: AL (6,107)
Carriers
| OCN | Company | HQ | Type | Blocks | Recent | Website |
|---|---|---|---|---|---|---|
| 6804 | Cellco Partnership dba Verizon Wireless - AL | Olathe, KS | Wireless Carrier | 728 | 13 | verizonwireless.com |
| 6214 | New Cingular Wireless PCS LLC - GA | Atlanta, GA | Wireless Carrier | 1,135 | 10 | att.com |
| 604E | Onvoy LLC - AL | Chicago, IL | Competitive Local Exchange Carrier | 852 | 8 | sinch.com |
| 624H | Onvoy Spectrum LLC | Broomfield, CO | Wireless Carrier | 109 | 7 | |
| 145J | Terra Nova Telecom Inc | Lakewood Ranch, FL | IP-Enabled Service / VoIP | 4 | 3 | terranova.net |
| 7475 | Powertel Birmingham Licenses Inc | Bellevue, WA | Personal Communications Service (Wireless) | 280 | 2 | t-mobile.com |
| 792K | Charter IP Enabled Services LLC | Saint Louis, MO | IP-Enabled Service / VoIP | 98 | 2 | |
| 321J | HD Carrier LLC | Henderson, NV | IP-Enabled Service / VoIP | 7 | 2 | hdcarrier.com |
| 072F | Bandwidth.com CLEC LLC - AL | Cary, NC | Competitive Local Exchange Carrier | 391 | 1 | bandwidth.com |
| 318J | Comcast IP Phone LLC | Philadelphia, PA | IP-Enabled Service / VoIP | 66 | 1 | comcast.com |
| 732J | NUSO LLC | University City, MO | IP-Enabled Service / VoIP | 7 | 1 | brightlink.com |
| 7229 | MCImetro Access Transmission Services LLC | Vienna, VA | Competitive Local Exchange Carrier | 3 | 1 | verizon.com |
| 9419 | Bellsouth Telecommunications Inc dba South Central Bell Telephone | Atlanta, GA | Regional Bell Operating Company | 815 | — | att.com |
| 829J | PAETEC iTel LLC | Charlotte, NC | IP-Enabled Service / VoIP | 287 | — | |
| 5255 | Level 3 Communications LLC - AL | Broomfield, CO | Competitive Local Exchange Carrier | 225 | — | centurylink.com |
| 5562 | T-Mobile USA Inc | Dallas, TX | Personal Communications Service (Wireless) | 197 | — | metropcs.com |
| 0314 | Peoples Telephone Company Inc | Madison, WI | Incumbent Local Exchange Carrier | 88 | — | tdstelecom.com |
| 8271 | Teleport Communications America LLC - AL | Staten Island, NY | Competitive Local Exchange Carrier | 80 | — | att.com |
| 073H | Telnyx LLC | Chicago, IL | IP-Enabled Service / VoIP | 71 | — | telnyx.com |
| 9789 | Brightspeed of Alabama LLC - Northern | Monroe, LA | Incumbent Local Exchange Carrier | 69 | — | centurylink.com |
| 0290 | Farmers Telecommunications Cooperative Inc | Rainsville, AL | Incumbent Local Exchange Carrier | 62 | — | ftitel.net |
| 516C | AT&T Enterprises LLC | San Antonio, TX | IP-Enabled Service / VoIP | 53 | — | att.com |
| 7469 | MCImetro Access Transmission Services LLC - AL | Tampa, FL | Competitive Local Exchange Carrier | 50 | — | verizon.com |
| 508J | CenturyLink Communications LLC | Littleton, CO | IP-Enabled Service / VoIP | 48 | — | centurylink.com |
| 476H | Airus Inc - AL | Chicago, IL | Competitive Local Exchange Carrier | 45 | — | airustel.com |
| 6744 | Southern Communications Services Inc | Birmingham, AL | Wireless Carrier | 39 | — | |
| 7451 | CenturyLink Communications LLC - AL | Monroe, LA | Competitive Local Exchange Carrier | 34 | — | centurylink.com |
| 9788 | Brightspeed of Alabama LLC - Southern | Monroe, LA | Incumbent Local Exchange Carrier | 25 | — | centurylink.com |
| 516J | Ton80 Communications LLC | Anderson, SC | IP-Enabled Service / VoIP | 20 | — | coretel.net |
| 947D | Farmers Telecommunications Corporation - AL | Rainsville, AL | Competitive Local Exchange Carrier | 20 | — | farmerstel.com |
| 0286 | National Telephone Company of Alabama Inc | Jackson, MS | Incumbent Local Exchange Carrier | 19 | — | tec.com |
| 939H | Commio LLC | Austin, TX | IP-Enabled Service / VoIP | 19 | — | commio.com |
| 7421 | AT&T Local | Bedminster, NJ | Competitive Local Exchange Carrier | 18 | — | att.com |
| 965H | Fractel LLC | Indialantic, FL | IP-Enabled Service / VoIP | 18 | — | fractel.net |
| 593K | MCC Telephony LLC | Mediacom Park, NY | IP-Enabled Service / VoIP | 16 | — | |
| MULT | Multiple OCN Listing | Administrative / Reserved | 14 | — | ||
| 490J | Boost SubscriberCo LLC | Washington, DC | Wireless Carrier | 12 | — | dish.com |
| 961J | WOW! Internet Cable and Phone | Evansville, IN | IP-Enabled Service / VoIP | 12 | — | wowinc.com |
| 0283 | Brindlee Mountain Telephone LLC | Arab, AL | Incumbent Local Exchange Carrier | 7 | — | gonetspeed.com |
| 0302 | Windstream Alabama Inc | Little Rock, AR | Incumbent Local Exchange Carrier | 7 | — | windstream.com |
| 6630 | Spok Inc | Plano, TX | Wireless Carrier | 7 | — | spok.com |
| 799G | DoveTel Communications LLC - AL | Bremen, GA | Competitive Local Exchange Carrier | 6 | — | syncglobal.net |
| 9417 | Bellsouth Telecommunications Inc dba Southern Bell Telephone & Telegraph | Atlanta, GA | Regional Bell Operating Company | 6 | — | att.com |
| 197D | Vonage America LLC | Holmdel, NJ | IP-Enabled Service / VoIP | 5 | — | vonage.com |
| 0280 | Ardmore Telephone Company Inc | Ardmore, TN | Incumbent Local Exchange Carrier | 4 | — | ardmore.net |
| 478J | NUSO LLC | Atlanta, GA | IP-Enabled Service / VoIP | 4 | — | brightlink.com |
| 0308 | New Hope Telephone Cooperative | New Hope, AL | Incumbent Local Exchange Carrier | 3 | — | nhtc.coop |
| 476F | CoreTel Alabama Inc - AL | Annapolis, MD | Competitive Local Exchange Carrier | 3 | — | coretel.net |
| 0051 | Shelcomm | Baldwin Park, CA | Wireless Carrier | 2 | — | |
| 058J | IDT America Corporation - AL | Newark, NJ | Competitive Local Exchange Carrier | 2 | — | idt.net |
| 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 |
| 506J | Twilio International Inc | San Francisco, CA | IP-Enabled Service / VoIP | 2 | — | twilio.com |
| 551G | NUSO LLC | Atlanta, GA | Wireless Carrier | 2 | — | 365wireless.net |
| 597F | VOIP Innovations LLC | Pittsburgh, PA | IP-Enabled Service / VoIP | 2 | — | voipstreet.com |
| 6885 | Sharp Communication Inc | Huntsville, AL | Wireless Carrier | 2 | — | callmc.com |
| 327A | CenturyLink Communications LLC - AL | Monroe, LA | Competitive Local Exchange Carrier | 1 | — | centurylink.com |
| 432J | Hargray of Alabama Inc - AL | Hilton Head Island, SC | Competitive Local Exchange Carrier | 1 | — | hargray.com |
| 515J | IP Horizon LLC | Orlando, FL | IP-Enabled Service / VoIP | 1 | — |