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
202-982 A Washington Zone 1 DC   236      
206-638 A Seattle WA   674   2021-04-23   
206-638 1 Seattle WA   674   2021-04-23   
209-798 A Stockton CA SKTNCA01XNZ  738   2021-01-21   
209-798 1 Stockton CA   738   2021-01-21   
210-948 A San Antonio TX SNANTXDIXJX  566      
210-948 1 San Antonio TX   566   2020-11-19   
213-546 A Los Angeles: DA 06 CA LSANCARCY5X  730   2021-01-16   
213-546 1 Los Angeles: DA 06 CA   730   2021-01-16   
216-353 A Cleveland OH CLEVOHEKMMD  320      
216-353 1 Cleveland OH   320   2020-11-27   
218-578 A Duluth MN   624   2021-05-23   
218-578 1 Duluth MN   624   2021-05-23   
223-259 A Harrisburg City Zone-1 PA   226   2021-03-27   
223-259 1 Harrisburg City Zone-1 PA   226   2021-03-27   
225-409 A Baton Rouge LA   492   2021-05-23   
225-409 1 Baton Rouge LA   492   2021-05-23   
228-274 A Gulfport MS BILXMSEDXDY  484      
228-274 1 Gulfport MS   484   2020-11-22   
229-381 A Albany GA ALBYGAMAX6Y  444   2021-01-23   
229-381 1 Albany GA   444   2021-01-23   
234-287 A Youngstown OH YNTWOH78XDX  322      
234-287 1 Youngstown OH   322   2020-11-27   
234-288 A Akron OH AKRNOH2534Z  325      
234-288 1 Akron OH   325   2020-11-27   
239-355 A Fort Myers FL FTMYFLXAXVZ  93902      
239-355 1 Fort Myers FL   93902   2020-11-05   
240-739 A Frederick MD CMLDMDCMWMD  240      
240-739 1 Frederick MD   240   2020-11-06   
254-283 0 Hillsboro TX   556   2021-03-18   
254-355 7 Mexia TX   556   2021-03-18   
254-410 8 Temple TX   556   2021-03-18   
254-416 A Waco TX WACOTX01XIY  556      
254-416 1 Waco TX   556   2020-11-19   
254-451 0 China Spring TX   556   2021-03-19   
254-544 0 South Bosque TX   556   2021-03-18   
272-250 A Scranton PA   232   2021-03-21   
272-250 1 Scranton PA   232   2021-03-21   
309-816 A Monmouth IL GLBGILXDIMD  977      
309-816 1 Monmouth IL   977   2020-11-09   
309-835 A Peoria IL PEORILPJXZZ  368      
309-835 1 Peoria IL   368   2020-11-21   
313-476 A Detroit Zone 6 MI   340   2021-03-21   
313-476 1 Detroit Zone 6 MI   340   2021-03-21   
314-857 A St Louis MO STLSMOWQCMD  520   2021-01-23   
314-857 1 St Louis MO   520   2021-01-23   
315-349 9 Oswego NY   136   2021-01-02   
318-761 A Shreveport LA   486   2021-05-23   
318-761 1 Shreveport LA   486   2021-05-23   
319-317 A Cedar Rapids IA   635   2021-05-23   

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Last updated: Sun, 04 Apr 2021 19:28:27 UTC

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