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| Raw Number | 504303 |
| Basic Format | 504-303 |
| NPA (Area Code) | 504 |
| NXX | 303 |
| NPA-NXX-X | OCN | Company | Rate Center | Use Type | Assign Date | State | Region | Block Effective Date |
|---|---|---|---|---|---|---|---|---|
| 504-303-0XXX | 150C | VOICESTREAM GSM I, LLC | KENNER | AS | 09/04/2007 | LA | SE | 09/30/2007 |
| 504-303-1XXX | 150C | VOICESTREAM GSM I, LLC | KENNER | AS | 09/04/2007 | LA | SE | 09/30/2007 |
| 504-303-2XXX | 150C | VOICESTREAM GSM I, LLC | KENNER | AS | 09/04/2007 | LA | SE | 09/30/2007 |
| 504-303-3XXX | 7421 | AT&T - LOCAL | KENNER | RT | LA | SE | ||
| 504-303-4XXX | 3232 | LEVEL 3 COMMUNICATIONS, LLC - LA | KENNER | AS | 02/08/2007 | LA | SE | 02/20/2007 |
| 504-303-5XXX | 7488 | LEVEL 3 TELECOM OF LOUISIANA, LLC - LA | KENNER | AS | 03/23/2007 | LA | SE | 04/22/2007 |
| 504-303-6XXX | 9419 | BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL | KENNER | AS | 04/07/2008 | LA | SE | 04/21/2008 |
| 504-303-7XXX | 9419 | BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL | KENNER | AS | 04/07/2008 | LA | SE | 04/21/2008 |
| 504-303-8XXX | 749E | ONVOY, LLC - LA | KENNER | AS | 05/15/2008 | LA | SE | 06/16/2008 |
| 504-303-9XXX | 150C | VOICESTREAM GSM I, LLC | KENNER | AS | 02/14/2008 | LA | SE | 02/27/2008 |
| 504-303-XXXX | 7421 | AT&T - LOCAL | KENNER | AS | 05/23/2002 | LA |
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