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NPA: 817 [Rate centres in NPA 817] [Dial plan for NPA 817]

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NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
817-970 1 Arlington TX DLLSTXTAXTZ  624H ONVOY SPECTRUM, LLC 552   2024-05-15   
817-970 2 Arlington TX DLLSTXTAXTZ  624H ONVOY SPECTRUM, LLC 552   2024-05-15   
817-970 3 Arlington TX ELSSTXAEGT6  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552   2024-05-25   
817-970 4 Arlington TX ELSSTXAEGT6  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552   2024-05-25   
817-970 5 Arlington TX ELSSTXAEGT6  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552   2024-05-25   
817-970 6 Arlington TX ELSSTXAEGT6  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552   2024-05-25   
817-970 7 Arlington TX ELSSTXAEGT6  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552   2024-05-25   
817-970 8 Arlington TX DLLSTXALEMD  732J NUSO, LLC 552   2024-05-16   
817-970 9 Arlington TX ELSSTXAEGT6  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552   2024-05-25   
817-971 A Fort Worth TX DLLSTXTAXTZ  624H ONVOY SPECTRUM, LLC 552   2024-08-11   
817-971 0 Fort Worth TX   903C ONVOY, LLC - TX 552   2025-02-02   
817-971 1 Fort Worth TX DLLSTX97XGX  490J BOOST SUBSCRIBERCO L.L.C. 552   2024-08-12   
817-971 2 Fort Worth TX DLLSTX97XGX  490J BOOST SUBSCRIBERCO L.L.C. 552   2024-09-09   
817-971 3 Fort Worth TX DLLSTXALEMD  732J NUSO, LLC 552   2024-08-12   
817-971 4 Fort Worth TX DLLSTXALEMD  732J NUSO, LLC 552   2024-08-12   
817-971 5 Fort Worth TX   6529 T-MOBILE USA, INC. 552   2025-02-24   
817-971 6 Fort Worth TX DLLSTXTAXTZ  624H ONVOY SPECTRUM, LLC 552   2024-08-11   
817-971 7 Fort Worth TX DLLSTXTAXTZ  624H ONVOY SPECTRUM, LLC 552   2024-08-11   
817-971 8 Fort Worth TX DLLSTXTAXTZ  624H ONVOY SPECTRUM, LLC 552   2024-08-11   
817-971 9 Fort Worth TX DLLSTXTAXTZ  624H ONVOY SPECTRUM, LLC 552   2024-08-11   
817-973 A Fort Worth TX DLLSTXTAXTZ  624H ONVOY SPECTRUM, LLC 552   2024-05-15   
817-973 0 Fort Worth TX DLLSTXALDS4  903C ONVOY, LLC - TX 552   2024-05-16   
817-973 1 Fort Worth TX DLLSTXALDS4  903C ONVOY, LLC - TX 552   2024-05-16   
817-973 2 Fort Worth TX DLLSTXALDS4  903C ONVOY, LLC - TX 552   2024-05-16   
817-973 3 Fort Worth TX DLLSTXALDS4  903C ONVOY, LLC - TX 552   2024-06-22   
817-973 4 Fort Worth TX DLLSTXALDS4  903C ONVOY, LLC - TX 552   2024-06-22   
817-973 5 Fort Worth TX DLLATX37DS6  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552   2024-05-17   
817-973 6 Fort Worth TX DLLSTXALDS4  903C ONVOY, LLC - TX 552   2024-06-22   
817-973 7 Fort Worth TX DLLATX37EMD  197D VONAGE AMERICA LLC 552   2024-05-16   
817-973 8 Fort Worth TX DLLSTXTAXTZ  624H ONVOY SPECTRUM, LLC 552   2024-05-15   
817-973 9 Fort Worth TX DLLSTXTAXTZ  624H ONVOY SPECTRUM, LLC 552   2024-05-15   
817-975 A Arlington EMS TX DLLSTXJFDMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 552      
817-977 A Arlington TX DLLFTXFQDS1  7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 552      
817-977 0 Arlington TX   7263 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 552   2005-02-03   
817-977 1 Arlington TX   7263 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 552   2005-02-03   
817-977 2 Arlington TX   7263 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 552   2005-02-03   
817-977 3 Arlington TX   7263 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 552   2005-02-03   
817-977 4 Arlington TX   7263 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 552   2005-02-03   
817-977 5 Arlington TX   7263 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 552   2005-02-03   
817-977 6 Arlington TX   7263 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 552   2005-02-03   
817-977 7 Arlington TX   7263 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 552   2005-02-03   
817-977 8 Arlington TX   7263 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 552   2005-02-03   
817-977 9 Arlington TX   7263 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 552   2005-02-03   
817-978 A Fort Worth TX FTWOTXEDDS0  9533 SOUTHWESTERN BELL 552      
817-979 A Arlington EMS TX DLLSTXJP2MD  6630 USA MOBILITY WIRELESS, INC. 552      
817-980 A Glendale EMS TX ELSSTXAEGT6  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552      
817-981 A Glendale TX   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552   2025-12-20   
817-981 0 Glendale TX   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552   2025-12-20   
817-981 1 Glendale TX   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552   2025-12-20   
817-981 2 Glendale TX   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552   2025-12-20   

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Last updated: Thu, 05 Feb 2026 23:41:55 UTC

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