- J T Communications
- J Tel
- J Tel
- Jabez Communications Group Inc
- Jack Bailey
- Jack Wilson
- Jackson Enterprises
- JAF Technology Solutions
- JAG Assoc
- Jail Phone Svc Co
- JAJ Telecommunications Inc
- James A Haynes
- James Cohen Consulting
- James Teleco
- Jamestown Tcs
- Jana Communications Inc
- Jana Communications Inc
- Japan Telecom America
- Japan Telecom America
- Japan Telecom Inc
- Japan Telecom Inc
- Japan Telecom Of America
- Japan Telecom Of America
- Jarus Telecommunication
- Jarus Telecommunication
- Jasmine Networks
- Jax Telecom Partners LLC
- Jay Comm Inc
- JBE Technology
- Jc Communications
- Jck Communications
- JCOR Communications Inc
- JCP Telecom Systems Inc
- JDS Uniphase Telecom
- Jdtech
- Je Phone Works
- Jeanette Designs
- Jeanette Designs
- Jefferson Telephone Co
- Jenta Inc
- Jeral Communications
- Jerry's Telephone Svc
- Jerry's Telephone Svc
- Jessie Sanchez
- Jet World
- Jetcom Inc
- Jewelers Telephone Alliance
- JGS Telecom
- Jim Crain Telecom
- Jim The Phone Guy
- Jim The Phone Guy
- Jingle Telephone
- Jireh & Assoc
- JJS Communications Inc
- JKB Global LLC
- JMAC Telecommunication Inc
- JMH & Co
- JMP Software
- JMR Telecommunications Inc
- Jnc Communications Inc
- Jnt Communications
- Joe Melton
- Joepat Enterprises
- John A Bassetto Audio Video
- John Galt Communications
- John Morrison Realtor
- John Morrison Realtor
- John Ring Enterprises
- John Ring Enterprises
- John Ritter
- John Volz
- Johnson Internet Svc
- Joinex Telecom Inc
- Jones Communications
- Jones Group Intl Corp
- Jordan Shaw Enterprises
- Jose Enterprise
- Joseph Iozzi Inc
- Joy Telecom
- JTS Communications
- Juan A Rubio & Assoc
- Judd Communications
- Judd Communications
- Jun Chung Yeong
- Jun Chung Yeong
- Just Phones Of Northridge
- Justice Communications
- JVMI Inc Playhouse 85
- K & M Telephone Co
- K & R Telecommunications Co
- K & R Telecommunications Co
- K & V Communications
- K C Communications
- K Ei Telecom Inc
- K J Enterprises
- K Kids Co
- K Kids Co
- K M Bennett
- K M Bennett
- K Mc Telecom
- K Mc Telecom
- K T & T
- K Z Khamis Corp
- K-Tech Sales
- Kachina Telecommunications Inc
- Kaco Telecom
- Kaco Telecom
- KAGE Business Communications
- KAGE Communications Inc
- KAKE
- KANA Software Inc
- Kanokla Communications Inc
- Kansas Independent Network Inc
- Kansas Independent Telecom
- Kansas Independent Telecomm
- Karis Communications
- KBK Group
- KC Communications
- KC Communications
- Kce Technology
- Kce Technology
- KCI
- KCI LLC
- KCL Communications
- KCPT
- KCSM
- KDD America
- KDD America
- KDD America Inc
- KDD Va
- Keelen Communications
- Keesee Communications Svc
- KELLEE Communications
- Kellee Communications Inc
- Kelley Communications
- Kennedy Communications
- Kennedy Communications
- Kennedy Kommunications
- Kentuckiana Voice Mail Inc
- KERN Telecom
- Kertel Communications Internet
- Kessler Communications Corp
- Kestrel Associates Inc
- Ketchum Integration
- Ketheylsa Communications
- Key Communication Svc
- Keysonic Technology Inc
- Keyston Co
- KFR Svc
- KGP Telecommunications
- KGP Telecommunications Mfg
- Kim Yoon
- Kim's Telephone
- Kimberly Barrett
- Kimberly Barrett
- King Distributors
- King Teleservices LLC
- King Televoice Inc
- Kingdom Business Enterprises
- Kingdom Telecommunications
- Kinmirai Tsuushin Of USA Inc
- Kippers Communications Inc
- Kircom Telecommunications Inc
- Kircom Telecommunications Inc
- KIS Communication
- Kisantel USA Inc
- Kish Telecom
- KKD Vines
- KKD Vines
- Klein's Phone Svc
- KLM Telephone Co
- KLS Assoc
- KLS Systems
- KMC Telecom
- KMC Telecom
- KMC Telecom
- KMC Telecom
- KMC Telecom
- KMC Telecom
- KMC Telecom
- KMC Telecom
- Kmc Telecom
- KMC Telecom
- KMC Telecom
- KMC Telecom
- KMC Telecom
- KMC Telecom
- KMC Telecom
- KMC Telecom
- Kmc Telecom III
- KMC Telecom Inc
- KMC Telecom Inc
- KMC Telecom Inc
- KMC Telecom/Tallahassee
- KMM Telecommunication
- KMM Telecommunications
- KMM Telecommunications
- KMS Telecom V
- Knology
- Knology Inc
- Knoxville KNOX County Telecom
- Koffman Telecom Inc
- Koodie Telecom
- KOOL Custom Cards
- Kovacs Engineering Co
- KPN Intl
- KPN Intl
- Kris Killen Fiber Optics
- Krossland
- Krossland
- Krystal Gift Shop
- KTB
- KTNJ Diversified Technology
- KTS Inc
- KTS Svc
- KTS Svc Of Northern Ca
- Kure Associates
- KWH Comm Co
- KWIK Mobile
- KWP Telecom
- KWP Telecom
- Kyle O'Brien Consulting Inc
- KZT Corp
- L & K Comm
- L A Tech Svc
- L B Assoc
- L B Intl Telecommunications
- L B Telecom
- L D Telecommunications Inc
- L H Telecommunication Inc
- L S Technologies LLC
- L-S-B Communication Inc
- LA Buena Telecom Hispana
- LA Buena Telecom Hispana
- LA Chaux Tech & Consltng
- LA Electricom
- LA Nacional Corp
- LA Telefonica
- LABA Communications
- Lakedale Link Internet Help
- Lakes Phonecard Sales
- Lamb Com Telecommunications
- Lambic Telcom Inc
- Lambic Telecom Inc
- Lan & Wan Communications
- Lan Communications
- Lan Con Voice & Data Cabling
- Lan Line Systems Inc
- Lan Tel Communications
- Lancab INC
- Lancab INC
- Land Tel Communications
- Landel Technology Inc
- Landing Wiring Svc
- Landlinecommunications Inc
- Landmark Site Developers
- Landre & Assoc
- Lane Telecommunications
- Lanlab Communications Inc
- Lanlab Communications Inc
- Larimer County Govt Telecom
- Larimer County Govt Telecom
- Last Mile Integration
- Lathrop Telephone Co
- Latinode Communications
- Laurence Clark Business Svc
- Lawrence
- Lawrence Behr Assoc Inc
- Layer One Inc
- Layer Three Communications
- LCR Svc Inc
- LCR Telecommunication
- LDC Direct
- LDDS World Com
- LDDS World Com
- LDDS Worldcom
- LDDS-Worldcom
- LDMI
- LDMI Telecommunication
- LDMI Telecommunication
- LDMI Telecommunication
- LDMI Telecommunications
- LDMI Telecommunications
- LDMI Telecommunications
- LDMI Tellecommunication
- Le Veque Telecom Group Inc
- Leaco
- Leal Enterprises
- Lec Star Telecom Inc
- Lecstar Telecom
- Lecstar Telecom
- LEE Network Intl LTD
- Legacy Long Distance Inc
- Legacy Long Distance Inc
- Legacy Tel
- Legacy Telecommunications Corp
- Legacy Telecommunications Corp
- Level 3 Collocation Site
- Level 3 Communication Inc
- Level 3 Communications
