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OCN: 903C ONVOY, LLC - TX

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NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
972-476 7 Combine EMS TX   552   2008-08-02   
972-479 5 Dallas TX   552   2011-07-11   
972-480 3 Dallas TX   552   2008-04-20   
972-480 6 Dallas TX   552   2008-04-20   
972-483 4 Italy TX   552   2008-09-20   
972-483 5 Italy TX   552   2012-12-07   
972-498 1 Dallas TX   552   2008-04-25   
972-499 6 Dallas TX   552   2008-04-25   
972-503 8 Dallas TX   552   2016-02-15   
972-514 3 Irving EMS TX   552   2008-09-13   
972-514 8 Irving EMS TX   552   2008-09-13   
972-515 4 Red Oak (Ovilla) TX   552   2004-04-04   
972-521 3 Allen EACS TX   552   2012-10-11   
972-521 4 Allen EACS TX   552   2013-12-09   
972-521 6 Allen EACS TX   552   2013-12-09   
972-521 7 Allen EACS TX   552   2008-08-02   
972-525 1 Wilmer TX   552   2012-12-16   
972-525 2 Wilmer TX   552   2012-12-16   
972-525 4 Wilmer TX   552   2012-12-16   
972-525 7 Wilmer TX   552   2009-03-08   
972-526 0 Plano TX   552   2007-03-21   
972-526 5 Plano TX   552   2007-03-21   
972-526 7 Plano TX   552   2007-03-21   
972-528 5 Dallas TX   552   2011-04-22   
972-528 6 Dallas TX   552   2010-04-10   
972-532 8 Dallas TX   552   2004-11-11   
972-534 2 Dallas Fort Worth Airport TX   552   2012-10-11   
972-534 4 Dallas Fort Worth Airport TX   552   2012-06-01   
972-534 5 Dallas Fort Worth Airport TX   552   2012-06-01   
972-534 6 Dallas Fort Worth Airport TX   552   2012-06-01   
972-534 7 Dallas Fort Worth Airport TX   552   2012-06-01   
972-534 8 Dallas Fort Worth Airport TX   552   2012-06-01   
972-544 4 Ferris TX   552   2012-07-06   
972-544 5 Ferris TX   552   2018-07-17   
972-546 7 Dallas TX   552   2009-10-05   
972-551 4 Terrell TX   552   2015-12-10   
972-552 7 Forney TX   552   2008-08-02   
972-552 8 Forney TX   552   2004-04-04   
972-559 8 Dallas TX   552   2009-10-05   
972-573 A Irving TX IRNGTXXBXTY  552      
972-573 0 Irving TX   552   2005-11-20   
972-573 1 Irving TX   552   2005-11-20   
972-573 2 Irving TX   552   2005-11-20   
972-573 3 Irving TX   552   2005-11-20   
972-573 4 Irving TX   552   2005-11-20   
972-573 5 Irving TX   552   2005-11-20   
972-573 6 Irving TX   552   2005-11-20   
972-573 7 Irving TX   552   2005-11-20   
972-573 8 Irving TX   552   2005-11-20   
972-573 9 Irving TX   552   2005-11-20   
972-585 A Grand Prairie TX DLLSTXALDS4  552      
972-585 5 Grand Prairie TX   552   2023-01-16   
972-585 6 Grand Prairie TX   552   2023-01-16   
972-585 7 Grand Prairie TX   552   2023-01-16   
972-585 9 Grand Prairie TX   552   2023-01-16   
972-586 2 Dallas Fort Worth Airport EMS TX   552   2005-11-30   
972-594 9 Irving TX   552   2011-03-09   
972-597 5 Italy TX   552   2016-03-07   
972-597 7 Italy TX   552   2013-09-30   
972-597 8 Italy TX   552   2016-03-07   
972-597 9 Italy TX   552   2016-03-02   
972-598 9 Dallas TX   552   2013-05-18   
972-600 A Irving TX IRNGTXXBXTY  552      
972-600 2 Irving TX   552   2007-09-02   
972-608 3 Plano TX   552   2008-02-20   
972-619 6 Dallas TX   552   2011-04-26   
972-619 7 Dallas TX   552   2011-04-26   
972-627 4 Avalon TX   552   2010-06-15   
972-630 3 Dallas TX   552   2010-02-03   
972-630 4 Dallas TX   552   2010-02-03   
972-630 6 Dallas TX   552   2008-10-09   
972-632 A McKinney TX DLLSTXALDS4  552      
972-632 1 McKinney TX   552   2006-04-30   
972-632 2 McKinney TX   552   2006-04-30   
972-632 3 McKinney TX   552   2006-04-30   
972-632 4 McKinney TX   552   2006-04-30   
972-632 5 McKinney TX   552   2006-04-30   
972-634 A Allen TX DLLSTXALDS4  552      
972-634 0 Allen TX   552   2022-07-02   
972-634 1 Allen TX   552   2022-07-02   
972-634 2 Allen TX   552   2022-07-02   
972-634 3 Allen TX   552   2022-07-02   
972-634 4 Allen TX   552   2022-07-02   
972-634 5 Allen TX   552   2022-07-02   
972-634 6 Allen TX   552   2022-07-02   
972-634 7 Allen TX   552   2022-07-02   
972-634 8 Allen TX   552   2022-07-02   
972-634 9 Allen TX   552   2022-07-02   
972-635 4 Royse City TX   552   2012-07-06   
972-636 6 Royse City EMS TX   552   2024-01-07   
972-637 7 Cedar Hill TX   552   2011-11-26   
972-637 8 Cedar Hill TX   552   2013-12-06   
972-637 9 Cedar Hill TX   552   2013-12-06   
972-640 A Grand Prairie TX DLLSTXALDS4  552      
972-640 0 Grand Prairie TX   552   2022-07-04   
972-640 1 Grand Prairie TX   552   2022-07-04   
972-640 2 Grand Prairie TX   552   2022-07-04   
972-640 3 Grand Prairie TX   552   2022-07-04   
972-640 4 Grand Prairie TX   552   2022-07-04   
972-640 5 Grand Prairie TX   552   2022-07-04   

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Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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