Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
  • If you want to search an entire area code regardless of activity, leave both the next and past days fields set to zero.

OCN: 6630 USA MOBILITY WIRELESS, INC.

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NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
956-623 A McAllen TX HRLNTXHGMMD  568      
956-767 A Harlingen TX HRLNTXHGMMD  568      
956-768 A Brownsville TX HRLNTXHGMMD  568      
972-229 A Grand Prairie TX DLLSTX64XFX  552      
972-297 A Grand Prairie TX DLLSTX64XFX  552      
972-319 A Grand Prairie EMS TX DLLSTX64XFX  552      
972-320 A Grand Prairie EMS TX DLLSTX64XFX  552      
972-321 A Grand Prairie EMS TX DLLSTX37XWZ  552      
972-326 A Irving EMS TX DLLSTX97DSS  552      
972-328 A Grand Prairie EMS TX DLLSTX37XWZ  552      
972-356 A Grand Prairie TX DLLSTX64XFX  552      
972-397 A Grand Prairie EMS TX DLLSTX37XWZ  552      
972-451 A Grand Prairie TX DLLSTX64XFX  552      
972-500 A Irving TX DLLSTX97DSS  552      
972-545 A Irving EMS TX DLLSTX97DSS  552      
972-568 A McKinney EMS TX DLLSTX37XWZ  552      
972-592 A Irving TX DLLSTX97DSS  552      
972-593 A Irving TX DLLSTX97DSS  552      
972-609 A Grand Prairie TX DLLSTX64XFX  552      
972-622 A Grand Prairie EMS TX DLLSTX64XFX  552      
972-667 A Grand Prairie TX DLLSTX64XFX  552      
972-760 A Grand Prairie EMS TX DLLSTX64XFX  552      
972-902 A Grand Prairie TX DLLSTX64XFX  552      
972-909 A Grand Prairie TX DLLSTX64XFX  552      
973-205 A Newark NJ WAYNNJ081MD  224      
973-213 A Newark NJ WAYNNJ081MD  224      
973-231 A Newark NJ WAYNNJ081MD  224      
973-269 A Morristown NJ WAYNNJ081MD  224      
973-469 A Newark NJ WAYNNJ081MD  224      
973-603 A Newark NJ WAYNNJ081MD  224      
973-613 A Newark NJ WAYNNJ081MD  224     2024-06-17 
973-654 A Paterson NJ WAYNNJ081MD  224     2024-06-30 
973-719 A Newark NJ WAYNNJ081MD  224      
973-730 A Passaic NJ WAYNNJ081MD  224     2024-06-17 
973-806 A Newark NJ WAYNNJ081MD  224      
973-880 A Passaic NJ WAYNNJ081MD  224      
973-892 A Morristown NJ WAYNNJ081MD  224      
973-899 A Newark NJ WAYNNJ081MD  224      
973-918 A Paterson NJ WAYNNJ081MD  224      
979-223 A Bryan-College Station TX BRYNTXCU1MD  570      
979-226 A Bryan-College Station TX BRYNTXCU1MD  570      
979-228 A Bryan-College Station TX BRYNTXCU1MD  570      
979-424 A Clute-Lake Jackson TX HSTXTX152MD  560      
979-753 A Brenham TX HSTXTX152MD  560      
985-699 A Slidell LA NWORLAMABMD  490      
985-743 A Houma LA NWORLAMA61Z  490      
985-744 A Hammond LA NWORLAMABMD  490      
985-786 A Covington LA NWORLAMABMD  490      
985-890 A Houma LA NWORLAMABMD  490      
989-253 A Saginaw MI SGNWMIACDS1  344      

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Last updated: Sat, 01 Jun 2024 11:59:14 UTC

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