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.

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NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
573-941 9 Columbia MO JFCYMOXA22Z  521   2023-09-01   
574-348 0 Hamlet IN SBNDIN13NMD  332   2023-06-23   
574-355 2 Logansport IN IPLWIN75X6X  336   2023-07-16   
574-356 5 Nappanee IN SBNDIN13NMD  332   2023-11-18   
574-388 0 Lapaz IN SBNDIN13NMD  332   2023-05-28   
574-388 1 Lapaz IN SBNDIN13NMD  332   2023-10-24   
574-392 2 Goshen IN SBNDIN13NMD  332   2023-10-24   
574-395 0 South Bend IN SBNDIN13NMD  332   2023-05-28   
574-395 2 South Bend IN SBNDIN13NMD  332   2023-10-24   
574-521 9 Syracuse IN SBNDIN13NMD  332   2023-11-18   
575-270 A Las Cruces NM ALBQNM10X6X  664      
575-270 9 Las Cruces NM ALBQNM10X6X  664   2022-05-19   
580-360 7 Lawton OK OKCYOKCE07Z  536   2022-05-17   
580-503 A Fletcher OK OKCYOKCE07Z  536      
580-503 0 Fletcher OK OKCYOKCE07Z  536   2023-04-29   
580-714 5 Achille OK OKCYOKCE07Z  536   2023-01-15   
580-755 8 Randlett OK OKCYOKCE07Z  536   2023-03-16   
582-201 7 Bedford PA ALNAPAACZMD  230   2024-04-01   
582-207 A Hollidaysburg PA ALNAPAACZMD  230      
582-207 9 Hollidaysburg PA ALNAPAACZMD  230   2022-03-17   
582-216 A State Line PA HGTWMD53FMD  240      
582-216 0 State Line PA HGTWMD53FMD  240   2023-01-15   
582-217 A Meyersdale PA ALNAPAACZMD  230      
582-217 9 Meyersdale PA ALNAPAACZMD  230   2022-10-13   
582-218 A Tyrone PA ALNAPAACZMD  230      
582-218 9 Tyrone PA ALNAPAACZMD  230   2022-10-13   
582-220 A State College PA ALNAPAACZMD  230      
582-220 7 State College PA ALNAPAACZMD  230   2022-05-11   
582-245 A Erie PA ERIEPAMF02Z  924      
582-245 0 Erie PA ERIEPAMF02Z  924   2023-12-13   
582-245 9 Erie PA ERIEPAMF02Z  924   2023-09-17   
582-436 3 Somerset PA ALNAPAACZMD  230   2024-04-25   
582-436 7 Somerset PA ALNAPAACZMD  230   2024-01-14   
582-758 0 Alexandria PA ALNAPAACZMD  230   2023-01-16   
582-855 4 Johnstown PA ALNAPAACZMD  230   2022-04-01   
585-516 A Batavia NY BFLONYGOHMD  140      
585-516 9 Batavia NY BFLONYGOHMD  140   2023-04-13   
585-603 A Rochester NY ROCHNYEIEMD  974      
585-603 9 Rochester NY ROCHNYEIEMD  974   2022-02-06   
585-616 1 Albion NY BFLONYGOHMD  140   2023-10-20   
585-640 3 Middleport NY BFLONYGOHMD  140   2023-07-16   
585-812 3 Le Roy NY ROCHNYEIEMD  974   2024-02-29   
585-812 4 Le Roy NY ROCHNYEIEMD  974   2023-10-23   
586-301 A Warren MI SFLDMIMKEMD  340      
586-301 9 Warren MI SFLDMIMKEMD  340   2022-02-21   
586-304 8 New Haven MI SFLDMIMKEMD  340   2023-02-27   
601-537 7 Polkville MS JCSNMSPSXQY  482   2022-09-15   
601-819 3 Wiggins MS JCSNMSPSXQY  482   2023-07-03   
603-202 6 Concord NH MNCHNHBO2MD  122   2024-02-20   
603-265 5 New Boston NH MNCHNHBO2MD  122   2024-02-24   

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Last updated: Fri, 22 Mar 2024 03:02:44 UTC

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