Area code 640
1,209 number blocks indexed across 28 carriers.
States: NJ (1,209)
Carriers
| OCN | Company | HQ | Type | Blocks | Recent | Website |
|---|---|---|---|---|---|---|
| 4036 | New Cingular Wireless PCS LLC - DC | Atlanta, GA | Wireless Carrier | 399 | 225 | att.com |
| 6391 | Cellco Partnership dba Verizon Wireless - NJ | Olathe, KS | Wireless Carrier | 107 | 39 | verizonwireless.com |
| 637C | Onvoy LLC - NJ | Chicago, IL | Competitive Local Exchange Carrier | 297 | 37 | sinch.com |
| 6626 | Omnipoint Communications Enterprises LP | Cedar Knolls, NJ | Personal Communications Service (Wireless) | 111 | 34 | t-mobile.com |
| 321J | HD Carrier LLC | Henderson, NV | IP-Enabled Service / VoIP | 12 | 12 | hdcarrier.com |
| 732J | NUSO LLC | University City, MO | IP-Enabled Service / VoIP | 16 | 4 | brightlink.com |
| 118F | Bandwidth.com CLEC LLC - NJ | Cary, NC | Competitive Local Exchange Carrier | 49 | 3 | bandwidth.com |
| 490J | Boost SubscriberCo LLC | Washington, DC | Wireless Carrier | 11 | 2 | dish.com |
| 700J | Wavenation LLC | Chicago, IL | IP-Enabled Service / VoIP | 2 | 2 | peerlessnetwork.com |
| 264F | Peerless Network of New Jersey LLC - NJ | Chicago, IL | Competitive Local Exchange Carrier | 17 | 1 | peerlessnetwork.com |
| 7134 | MCImetro Access Transmission Services LLC - NJ | Vienna, VA | Competitive Local Exchange Carrier | 1 | 1 | verizon.com |
| 624H | Onvoy Spectrum LLC | Broomfield, CO | Wireless Carrier | 72 | — | |
| 965H | Fractel LLC | Indialantic, FL | IP-Enabled Service / VoIP | 28 | — | fractel.net |
| 939H | Commio LLC | Austin, TX | IP-Enabled Service / VoIP | 19 | — | commio.com |
| 318J | Comcast IP Phone LLC | Philadelphia, PA | IP-Enabled Service / VoIP | 14 | — | comcast.com |
| 516J | Ton80 Communications LLC | Anderson, SC | IP-Enabled Service / VoIP | 14 | — | coretel.net |
| MULT | Multiple OCN Listing | Administrative / Reserved | 14 | — | ||
| 073H | Telnyx LLC | Chicago, IL | IP-Enabled Service / VoIP | 4 | — | telnyx.com |
| 482F | CoreTel New Jersey Inc - NJ | Annapolis, MD | Competitive Local Exchange Carrier | 4 | — | coretel.net |
| 5562 | T-Mobile USA Inc | Dallas, TX | Personal Communications Service (Wireless) | 4 | — | metropcs.com |
| 145J | Terra Nova Telecom Inc | Lakewood Ranch, FL | IP-Enabled Service / VoIP | 3 | — | terranova.net |
| 197D | Vonage America LLC | Holmdel, NJ | IP-Enabled Service / VoIP | 2 | — | vonage.com |
| 475J | Callworks Corporation | Fair Oaks, TX | IP-Enabled Service / VoIP | 2 | — | callworks.me |
| 515J | IP Horizon LLC | Orlando, FL | IP-Enabled Service / VoIP | 2 | — | |
| 622J | Skye Telecom LLC dba Skyetel | Vancouver, WA | IP-Enabled Service / VoIP | 2 | — | skyetel.com |
| 4804 | Level 3 Communications LLC - NJ | Westminster, CO | Competitive Local Exchange Carrier | 1 | — | centurylink.com |
| 7142 | Teleport Communications America LLC - NJ | Staten Island, NY | Competitive Local Exchange Carrier | 1 | — | att.com |
| 835E | Block Line Systems LLC - NJ | Glen Mills, PA | Competitive Local Exchange Carrier | 1 | — | infinitecomm.biz |