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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OCN: 2091 ETS TELEPHONE COMPANY, INC.

NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
281-207 6 Sugar Land TX   560   2006-06-09   
281-207 9 Sugar Land TX   560   2011-03-25   
281-225 A Houston TX HSTOTXORDS1  560      
281-246 A Cypress EMS TX HSTOTXORDS1  560      
281-394 2 Katy EMS TX   560   2002-05-30   
281-394 5 Katy EMS TX   560   2006-06-05   
281-394 7 Katy EMS TX   560   2007-12-30   
281-394 9 Katy EMS TX   560   2012-09-27   
281-430 A Spring EMS TX HSTOTXORDS1  560      
281-712 5 Katy TX   560   2006-06-02   
281-712 9 Katy TX   560   2012-02-06   
281-750 4 Richmond-Rosenberg TX   560   2006-06-05   
281-767 1 Rosharon TX   560   2007-01-04   
281-778 A Stafford TX HSTOTXORDS1  560      
346-368 A Sugar Land TX   560      
346-368 7 Sugar Land TX   560   2016-04-17   
346-368 8 Sugar Land TX   560   2016-04-17   
346-387 A Katy TX   560      
346-387 7 Katy TX   560   2016-04-09   
346-387 8 Katy TX   560   2016-04-09   
832-222 A Richmond-Rosenberg EMS TX HSTOTXORDS1  560      
832-296 A Spring TX HSTOTXORDS1  560      
832-296 2 Spring TX   560      
832-296 8 Spring TX   560      
832-349 A Cypress TX HSTOTXORDS1  560      
832-349 3 Cypress TX   560      
832-349 9 Cypress TX   560      

Last updated: Sun, 10 Nov 2019 13:49:34 UTC

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