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 OCN LATA LIR Eff date Disc date
346-371 2 Stafford TX 903C ONVOY, LLC - TX 560   2019-07-11   
346-371 3 Stafford TX 903C ONVOY, LLC - TX 560   2019-07-11   
346-375 5 Sugar Land TX 903C ONVOY, LLC - TX 560   2020-02-28   
346-375 7 Sugar Land TX 903C ONVOY, LLC - TX 560   2020-02-28   
346-380 2 Spring TX 903C ONVOY, LLC - TX 560   2019-12-28   
346-380 3 Spring TX 903C ONVOY, LLC - TX 560   2019-12-28   
346-380 4 Spring TX 903C ONVOY, LLC - TX 560   2019-12-28   
346-384 8 Apollo TX 903C ONVOY, LLC - TX 560   2020-01-30   
346-384 9 Apollo TX 903C ONVOY, LLC - TX 560   2020-01-30   
346-385 2 Friendswood TX 903C ONVOY, LLC - TX 560   2020-01-30   
346-385 3 Friendswood TX 903C ONVOY, LLC - TX 560   2020-01-30   
346-385 4 Friendswood TX 903C ONVOY, LLC - TX 560   2020-01-30   
346-394 7 Channelview TX 903C ONVOY, LLC - TX 560   2020-01-27   
346-394 8 Channelview TX 903C ONVOY, LLC - TX 560   2020-01-27   
346-395 4 Houston TX 903C ONVOY, LLC - TX 560   2020-09-09   
346-395 5 Houston TX 903C ONVOY, LLC - TX 560   2020-09-09   
346-395 6 Houston TX 903C ONVOY, LLC - TX 560   2020-09-09   
346-396 0 Houston TX 903C ONVOY, LLC - TX 560   2019-11-10   
346-396 1 Houston TX 903C ONVOY, LLC - TX 560   2019-11-14   
346-396 2 Houston TX 903C ONVOY, LLC - TX 560   2019-11-14   
346-396 3 Houston TX 903C ONVOY, LLC - TX 560   2019-11-14   
346-398 0 Houston TX 903C ONVOY, LLC - TX 560   2019-11-29   
346-398 4 Houston TX 903C ONVOY, LLC - TX 560   2019-11-29   
346-398 6 Houston TX 903C ONVOY, LLC - TX 560   2019-11-29   
346-398 7 Houston TX 903C ONVOY, LLC - TX 560   2019-11-29   
346-398 9 Houston TX 903C ONVOY, LLC - TX 560   2019-11-29   
346-400 A Houston Suburban TX 903C ONVOY, LLC - TX 560      
346-400 0 Houston Suburban TX 903C ONVOY, LLC - TX 560   2015-05-25   
346-400 4 Houston Suburban TX 903C ONVOY, LLC - TX 560   2015-05-25   
346-400 5 Houston Suburban TX 903C ONVOY, LLC - TX 560   2015-05-25   
346-402 4 Cleveland TX 903C ONVOY, LLC - TX 560   2016-03-18   
346-406 0 Houston TX 903C ONVOY, LLC - TX 560   2017-03-04   
346-413 6 Spring TX 903C ONVOY, LLC - TX 560   2017-06-30   
346-414 0 Cleveland TX 903C ONVOY, LLC - TX 560   2017-11-04   
346-420 5 Sugar Land TX 903C ONVOY, LLC - TX 560   2017-07-08   
346-421 0 Arcola TX 903C ONVOY, LLC - TX 560   2021-04-12   
346-421 1 Arcola TX 903C ONVOY, LLC - TX 560   2021-04-12   
346-421 3 Arcola TX 903C ONVOY, LLC - TX 560   2021-04-12   
346-421 5 Arcola TX 903C ONVOY, LLC - TX 560   2021-07-02   
346-421 6 Arcola TX 903C ONVOY, LLC - TX 560   2021-07-02   
346-423 1 Porter TX 903C ONVOY, LLC - TX 560   2021-02-18   
346-423 2 Porter TX 903C ONVOY, LLC - TX 560   2020-08-23   
346-423 3 Porter TX 903C ONVOY, LLC - TX 560   2020-08-23   
346-423 4 Porter TX 903C ONVOY, LLC - TX 560   2020-08-23   
346-423 6 Porter TX 903C ONVOY, LLC - TX 560   2021-01-13   
346-426 2 Houston TX 903C ONVOY, LLC - TX 560   2020-04-27   
346-426 8 Houston TX 903C ONVOY, LLC - TX 560   2020-04-27   
346-429 5 Bammel TX 903C ONVOY, LLC - TX 560   2020-11-29   
346-429 6 Bammel TX 903C ONVOY, LLC - TX 560   2020-11-29   
346-436 5 Langham Creek TX 903C ONVOY, LLC - TX 560   2020-12-03   

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

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