Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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OCN: 4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS

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NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
956-797 A La Feria TX LAFRTXXADS0  568      
956-797 0 La Feria TX   568      
956-797 1 La Feria TX   568      
956-797 2 La Feria TX   568      
956-797 3 La Feria TX   568      
956-797 4 La Feria TX   568      
956-797 5 La Feria TX   568      
956-797 8 La Feria TX   568      
956-847 A Roma TX ROMATXXADS0  568      
956-847 1 Roma TX   568      
956-847 2 Roma TX   568      
956-847 7 Roma TX   568      
956-849 A Roma TX ROMATXXADS0  568      
956-849 0 Roma TX   568      
956-849 1 Roma TX   568      
956-849 2 Roma TX   568      
956-849 3 Roma TX   568      
956-849 4 Roma TX   568      
956-849 5 Roma TX   568      
956-849 7 Roma TX   568      
956-849 9 Roma TX   568      
956-968 A Weslaco TX WSLCTXXADS0  568      
956-969 A Weslaco TX WSLCTXXADS0  568      
956-973 A Weslaco TX WSLCTXXAPS0  568      
956-973 0 Weslaco TX   568      
956-973 1 Weslaco TX   568      
956-973 2 Weslaco TX   568      
956-973 3 Weslaco TX   568      
956-973 5 Weslaco TX   568      
956-973 6 Weslaco TX   568      
956-973 7 Weslaco TX   568      
956-973 8 Weslaco TX   568      
956-973 9 Weslaco TX   568      
972-205 A Plano TX GRLDTXXADS0  552      
972-208 A Plano TX PLANTXXKDS0  552      
972-219 A Lewisville TX LWVLTXXADS0  552      
972-221 A Lewisville TX LWVLTXXADS0  552      
972-240 A Plano TX GRLDTXXEDS0  552      
972-242 A Carrollton TX CRTNTXXADS0  552      
972-245 A Carrollton TX CRTNTXXADS0  552      
972-251 A Irving EMS TX IRNGTXXBDS1  552      
972-251 1 Irving EMS TX   552      
972-251 2 Irving EMS TX   552      
972-251 4 Irving EMS TX   552      
972-251 5 Irving EMS TX   552      
972-251 6 Irving EMS TX   552      
972-251 7 Irving EMS TX   552      
972-251 8 Irving EMS TX   552      
972-252 A Irving TX IRNGTXXADS0  552      
972-253 A Irving TX IRNGTXXBDS1  552      

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

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