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: 321J HD CARRIER LLC

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NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
267-967 4 Lansdale PA PHLAPAMKX7X  228   2016-02-04   
267-967 6 Lansdale PA PHLAPAMKX7X  228   2016-02-04   
267-967 8 Lansdale PA PHLAPAMKX7X  228   2016-02-04   
267-967 9 Lansdale PA PHLAPAMKX7X  228   2016-02-04   
272-249 A Scranton PA SCTNPA01XVX  232      
272-249 8 Scranton PA SCTNPA01XVX  232   2020-11-22   
272-249 9 Scranton PA SCTNPA01XVX  232   2020-11-22   
272-304 A Honesdale PA SCTNPA01XWX  232      
272-304 8 Honesdale PA SCTNPA01XWX  232   2022-12-26   
272-304 9 Honesdale PA SCTNPA01XWX  232   2022-12-26   
279-200 A Sacramento: Main DA CA SCRMCA0105Z  726      
279-200 9 Sacramento: Main DA CA SCRMCA0105Z  726   2019-06-10   
301-205 1 Washington Zone 14 (Baltimore LATA) MD BLTMMDCHXVX  238   2016-05-14   
301-205 2 Washington Zone 14 (Baltimore LATA) MD BLTMMDCHXVX  238   2016-05-14   
301-205 3 Washington Zone 14 (Baltimore LATA) MD BLTMMDCHXVX  238   2016-05-14   
301-205 4 Washington Zone 14 (Baltimore LATA) MD BLTMMDCHXVX  238   2016-05-14   
301-205 6 Washington Zone 14 (Baltimore LATA) MD BLTMMDCHXVX  238   2016-05-14   
301-205 7 Washington Zone 14 (Baltimore LATA) MD BLTMMDCHXVX  238   2016-05-14   
301-307 8 Washington Zone 13 (Baltimore LATA) MD BLTMMDCHXVX  238   2020-05-01   
301-612 0 Washington Zone 14 (Baltimore LATA) MD BLTMMDCHXVX  238   2016-09-05   
301-612 2 Washington Zone 14 (Baltimore LATA) MD BLTMMDCHXVX  238   2016-05-14   
301-612 4 Washington Zone 14 (Baltimore LATA) MD BLTMMDCHXVX  238   2016-09-05   
301-612 5 Washington Zone 14 (Baltimore LATA) MD BLTMMDCHXVX  238   2016-09-05   
301-612 7 Washington Zone 14 (Baltimore LATA) MD BLTMMDCHXVX  238   2016-09-05   
301-612 8 Washington Zone 14 (Baltimore LATA) MD BLTMMDCHXVX  238   2016-09-05   
301-612 9 Washington Zone 14 (Baltimore LATA) MD BLTMMDCHXVX  238   2016-09-05   
301-889 1 Washington Zone 14 (Baltimore LATA) MD BLTMMDCHXVX  238   2016-09-05   
301-889 3 Washington Zone 14 (Baltimore LATA) MD BLTMMDCHXVX  238   2016-09-05   
301-889 4 Washington Zone 14 (Baltimore LATA) MD BLTMMDCHXVX  238   2016-09-05   
301-973 4 Washington Zone 14 (Baltimore LATA) MD BLTMMDCHXVX  238   2020-05-02   
302-617 A Wilmington DE PHLAPAMKX7X  228      
302-617 8 Wilmington DE PHLAPAMKX7X  228   2023-11-30   
302-617 9 Wilmington DE PHLAPAMKX7X  228   2023-11-30   
304-307 9 Madison WV CHTNWVLE2MD  254   2020-11-01   
304-915 1 Charleston Zone 7 WV CHTNWVLE2MD  254   2020-11-02   
304-915 9 Charleston Zone 7 WV CHTNWVLE2MD  254   2020-11-02   
307-292 A Cheyenne WY CHYNWYRF8MD  654      
307-292 7 Cheyenne WY CHYNWYRF8MD  654   2020-11-02   
307-292 8 Cheyenne WY CHYNWYRF8MD  654   2020-11-02   
307-292 9 Cheyenne WY CHYNWYRF8MD  654   2020-08-08   
307-302 8 Cody WY CHYNWYRF8MD  654   2020-10-18   
307-522 2 Rock Springs WY CHYNWYRF8MD  654   2020-09-27   
309-802 A Peoria IL PEORILPJXXZ  368      
309-802 9 Peoria IL PEORILPJXXZ  368   2020-10-09   
309-880 A Ipava IL PEORILPJ01Z  368      
309-880 9 Ipava IL PEORILPJ01Z  368   2021-07-10   
309-920 A Bloomington IL BLTNILTSCMD  366      
309-920 8 Bloomington IL BLTNILTSCMD  366   2023-05-11   
309-920 9 Bloomington IL BLTNILTSCMD  366   2023-05-11   
313-547 A Detroit Zone 5 MI SFLDMIMKDMD  340      

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Last updated: Tue, 16 Apr 2024 01:38:01 UTC

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