Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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OCN: 506J TWILIO INTERNATIONAL, INC.

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NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
318-895 8 Shreveport LA SHPTLAMA17Z  486   2022-02-05   
319-893 A Cedar Rapids IA CDRRIADTXEX  635      
319-893 8 Cedar Rapids IA CDRRIADTXEX  635   2022-02-03   
320-895 A St Cloud MN STCDMNTOXCY  626      
320-895 8 St Cloud MN STCDMNTOXCY  626   2022-05-29   
325-324 A Ballinger TX SANGTXXAXSX  961      
325-324 4 Ballinger TX SANGTXXAXSX  961   2022-04-18   
325-352 A Abilene TX ABLNTXORXAX  550      
325-352 3 Abilene TX ABLNTXORXAX  550   2022-04-04   
325-894 A Brownwood TX BWWDTXXASMD  961   2025-01-03   
325-894 0 Brownwood TX BWWDTXXASMD  961   2025-01-03   
327-324 A Mountain Home AR MTHOARXALMD  528   2024-12-27   
327-324 0 Mountain Home AR MTHOARXALMD  528   2024-12-27   
332-895 A New York City Zone 01 NY NYCMNY37XAX  132      
332-895 8 New York City Zone 01 NY NYCMNY37XAX  132   2020-10-16   
334-895 A Montgomery AL MTGMALMT63Z  478      
334-895 8 Montgomery AL MTGMALMT63Z  478   2021-05-23   
337-895 A Lafayette LA LFYTLAMAXFZ  488      
337-895 8 Lafayette LA LFYTLAMAXFZ  488   2022-02-05   
346-734 A Beach City TX BYTWTXXAUMD  560   2025-01-11   
346-734 7 Beach City TX BYTWTXXAUMD  560   2025-01-12   
346-895 A Houston TX HSTNTXYANMD  560      
346-895 9 Houston TX HSTNTXYANMD  560   2020-10-04   
352-297 A Cedar Key FL GSVLFLMA30Z  45402      
352-297 3 Cedar Key FL GSVLFLMA30Z  45402   2024-11-29   
352-662 A Belleview FL OCALFLXAXXZ  45403      
352-662 6 Belleview FL OCALFLXAXXZ  45403   2020-10-16   
361-335 A Port Lavaca TX PTLVTXXAOMD  564   2024-12-27   
361-335 0 Port Lavaca TX PTLVTXXAOMD  564   2024-12-27   
361-895 A Corpus Christi TX CRCHTXTUXGZ  564      
361-895 8 Corpus Christi TX CRCHTXTUXGZ  564   2022-01-29   
364-895 A Madisonville KY MDVIKYMAX6Y  464      
364-895 8 Madisonville KY MDVIKYMAX6Y  464   2022-01-24   
380-895 A Columbus OH WOTNOH88X0Y  324      
380-895 8 Columbus OH WOTNOH88X0Y  324   2021-05-28   
385-360 A Salt Lake City UT SLKCUTMAXLY  660      
385-360 3 Salt Lake City UT SLKCUTMAXLY  660   2020-12-13   
386-291 A Lake Butler FL LVOKFLXALMD  45205      
386-291 2 Lake Butler FL LVOKFLXALMD  45205   2021-05-03   
386-895 A New Smyrna Beach FL DYBHFLPOXWX  45601      
386-895 8 New Smyrna Beach FL DYBHFLPOXWX  45601   2022-02-26   
401-895 A Providence RI PRVDRIWALMD  130      
401-895 8 Providence RI PRVDRIWALMD  130   2020-12-19   
404-823 9 Atlanta GA ATLNGABU11Z  438   2010-12-05   
405-497 A Oklahoma City OK OKCYOKCEXVZ  536      
405-497 4 Oklahoma City OK OKCYOKCEXVZ  536   2021-07-05   
406-718 A Darby MT GRFLMTMAPMD  648      
406-718 4 Darby MT GRFLMTMAPMD  648   2022-08-28   
406-719 A Fromberg MT BLNGMTASMMD  650      
406-719 5 Fromberg MT BLNGMTASMMD  650   2022-08-28   

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Last updated: Sat, 02 May 2026 12:20:53 UTC

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