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.

Sugar Land, TX

<< 1 2 3 4 5 6 7 8 9 >>

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
281-302 7 SGLDTXXE2MD  7670 GRANDE COMMUNICATIONS NETWORKS, INC. - TX 560      
281-302 8 HSTNTX01G04  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2007-01-29   
281-302 9 HSTNTX01G04  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2007-04-18   
281-313 A SGLDTXXDDS0  2147 WINDSTREAM SUGAR LAND, LLC 560      
281-314 A SGLDTXXEDS0  2147 WINDSTREAM SUGAR LAND, LLC 560      
281-321 A SGLDTXXEDS0  2147 WINDSTREAM SUGAR LAND, LLC 560      
281-322 A SGLDTXXEDS0  2147 WINDSTREAM SUGAR LAND, LLC 560      
281-325 A SGLDTXXEDS0  2147 WINDSTREAM SUGAR LAND, LLC 560      
281-327 A SGLDTXXEDS0  2147 WINDSTREAM SUGAR LAND, LLC 560      
281-329 A SGLDTXXEDS0  2147 WINDSTREAM SUGAR LAND, LLC 560      
281-340 A SGLDTXXEDS0  2147 WINDSTREAM SUGAR LAND, LLC 560      
281-490 A SGLDTXXEDS0  2147 WINDSTREAM SUGAR LAND, LLC 560      
281-491 A SGLDTXXEDS0  2147 WINDSTREAM SUGAR LAND, LLC 560      
281-494 A SGLDTXXEDS0  2147 WINDSTREAM SUGAR LAND, LLC 560      
281-563 A SGLDTXXEDS0  2147 WINDSTREAM SUGAR LAND, LLC 560      
281-565 A SGLDTXXEDS0  2147 WINDSTREAM SUGAR LAND, LLC 560      
281-566 A SGLDTXXEDS0  2147 WINDSTREAM SUGAR LAND, LLC 560      
281-632 A SGLDTXXEDS0  2147 WINDSTREAM SUGAR LAND, LLC 560      
281-634 A SGLDTXXEDS0  2147 WINDSTREAM SUGAR LAND, LLC 560      
281-637 A SGLDTXXEDS0  2147 WINDSTREAM SUGAR LAND, LLC 560      
281-690 A HSTNTX01G04  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560      
281-690 0 HSTNTX01G04  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2006-07-06   
281-690 1 HSTNTX01G04  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2006-07-06   
281-690 2 HSTNTX01G04  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2006-10-02   
281-690 3 HSTNTX01G04  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2006-10-02   
281-690 4 HSTOTX42DS2  7074 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 560   2006-09-25   
281-690 5 HSTOTX42DS2  7074 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 560   2006-09-25   
281-690 6 HSTNTX01G04  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2006-12-18   
281-690 7 HSTNTX01G04  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2006-12-18   
281-690 8 HSTNTX01G04  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2007-01-29   
281-690 9 HSTNTX01G04  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2007-01-29   
281-697 A HSTNTXYADS5  903C ONVOY, LLC - TX 560      
281-697 0 HSTDTXBGBMD  5562 METROPCS, INC. 560   2021-05-15   
281-697 1 HSTDTXBGBMD  5562 METROPCS, INC. 560   2021-05-15   
281-697 2 HSTNTXYADS5  903C ONVOY, LLC - TX 560   2021-02-23   
281-697 3 HSTDTXBGBMD  5562 METROPCS, INC. 560   2021-05-15   
281-697 4 HSTNTXYADS5  903C ONVOY, LLC - TX 560   2021-02-21   
281-697 5 HSTNTXYADS5  903C ONVOY, LLC - TX 560   2021-02-21   
281-697 6 HSTNTXYADS5  903C ONVOY, LLC - TX 560   2021-02-21   
281-697 7 HSTNTXYADS5  903C ONVOY, LLC - TX 560   2021-02-21   
281-697 8 HSTNTX362MD  939H COMMIO, LLC 560   2021-08-28   
281-697 9 HSTNTX362MD  939H COMMIO, LLC 560   2021-08-28   
281-903 A SGLDTXXE2MD  7670 GRANDE COMMUNICATIONS NETWORKS, INC. - TX 560      
281-903 0 HSTNTX01G04  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2007-04-18   
281-903 1 SGLDTXXE2MD  7670 GRANDE COMMUNICATIONS NETWORKS, INC. - TX 560      
281-903 2 SGLDTXXE2MD  7670 GRANDE COMMUNICATIONS NETWORKS, INC. - TX 560      
281-903 3 SGLDTXXE2MD  7670 GRANDE COMMUNICATIONS NETWORKS, INC. - TX 560      
281-903 4 HSTNTX01G04  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2007-04-18   
281-903 5 HSTNTXYADS5  903C ONVOY, LLC - TX 560   2013-05-15   
281-903 6 HSTNTX01G04  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2007-03-15   

<< 1 2 3 4 5 6 7 8 9 >>

Last updated: Tue, 31 Mar 2026 13:56:49 UTC

Sponsored by: BeeVox - Whitelabel Reseller Platform

Like this site? We accept donations via PayPal.