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.
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NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
252-848 5 Pinetops NC RCMTNCXAY0X  951   2026-06-12   
252-848 6 Pinetops NC RCMTNCXAY0X  951   2026-06-12   
254-391 A Waco TX WACOTX01Y0X  556      
254-391 2 Waco TX WACOTX01Y0X  556   2020-07-30   
256-806 A Huntsville AL HNVIALUNY0X  477      
256-806 2 Huntsville AL HNVIALUNY0X  477   2020-09-21   
260-268 A Fort Wayne IN FTWYINXAY0X  334      
260-268 2 Fort Wayne IN FTWYINXAY0X  334   2020-06-20   
262-265 A Milwaukee Zone 2 WI MILWWI12Y0X  356      
262-265 2 Milwaukee Zone 2 WI MILWWI12Y0X  356   2020-08-31   
267-865 A Philadelphia Zone 1 PA PHLAPAFGY0X  228      
267-865 2 Philadelphia Zone 1 PA PHLAPAFGY0X  228   2019-11-23   
272-235 A Scranton PA SCTNPASCY0X  232      
272-235 2 Scranton PA SCTNPASCY0X  232   2019-11-23   
276-240 7 Bluefield VA BLFDWVXAY0X  932   2019-11-26   
276-240 9 Bluefield VA BLFDWVXAY0X  932   2019-11-26   
279-212 8 Michigan Bar CA SCRMCA01Y0X  726   2021-10-30   
301-709 A Cumberland MD CMLDMDCMX0X  240      
301-709 2 Cumberland MD CMLDMDCMX0X  240   2019-07-19   
304-961 7 Princeton WV BLFDWVXAY0X  932   2026-06-12   
304-961 9 Princeton WV BLFDWVXAY0X  932   2026-06-12   
307-263 A Cheyenne WY CSPRWYDNX0X  654      
307-263 2 Cheyenne WY CSPRWYDNX0X  654   2019-11-30   
308-267 A Grand Island NE GDISNEBVX0X  646      
308-267 2 Grand Island NE GDISNEBVX0X  646   2019-07-22   
309-612 A Bloomington IL BLTNILXDY0X  366      
309-612 2 Bloomington IL BLTNILXDY0X  366   2020-06-20   
309-615 A Peoria IL PEORILPJY0X  368      
309-615 2 Peoria IL PEORILPJY0X  368   2020-08-24   
312-668 A Chicago Zone 01-Calumet IL CHCGIL24X0X  358      
312-668 2 Chicago Zone 01-Calumet IL CHCGIL24X0X  358   2019-07-19   
314-916 A St Louis MO STLSMO05Y0X  520      
314-916 2 St Louis MO STLSMO05Y0X  520   2020-08-06   
316-364 A Wichita KS WCHTKSBRY0X  532      
316-364 2 Wichita KS WCHTKSBRY0X  532   2019-07-20   
318-522 5 Shreveport LA ALXNLAMAY0X  486   2023-08-20   
318-522 6 Shreveport LA ALXNLAMAY0X  486   2023-08-20   
318-691 A Minden LA ALXNLAMAY0X  486      
318-691 0 Minden LA ALXNLAMAY0X  486   2019-07-15   
318-691 1 Minden LA ALXNLAMAY0X  486   2019-06-28   
318-691 2 Minden LA ALXNLAMAY0X  486   2019-05-12   
318-691 3 Minden LA ALXNLAMAY0X  486   2019-07-15   
318-691 6 Minden LA ALXNLAMAY0X  486   2026-06-12   
318-691 7 Minden LA ALXNLAMAY0X  486   2026-06-12   
318-835 8 Minden LA ALXNLAMAY0X  486   2024-07-31   
318-835 9 Minden LA ALXNLAMAY0X  486   2024-08-31   
319-304 A Cedar Rapids IA CDRRIADTY0X  635      
319-304 2 Cedar Rapids IA CDRRIADTY0X  635   2020-09-21   
320-437 A St Cloud MN STCDMNTOY0X  626      
320-437 2 St Cloud MN STCDMNTOY0X  626   2020-09-21   

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Last updated: Tue, 01 Sep 2026 00:40:05 UTC

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