Local Calling Guide

Area code/prefix search

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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
252-895 8 Rocky Mount NC RCMTNCXAXUZ  951   2021-05-31   
254-459 A Stephenville TX STVLTXXBVMD  552   2025-01-11   
254-459 6 Stephenville TX STVLTXXBVMD  552   2025-01-12   
254-480 A Waco TX WACOTX01XMY  556      
254-480 8 Waco TX WACOTX01XMY  556   2022-01-29   
254-514 A Buckholts TX KLLNTXXAXNX  556   2025-01-11   
254-514 2 Buckholts TX KLLNTXXAXNX  556   2025-01-12   
256-893 A Huntsville AL HNVIALUNXCZ  477      
256-893 8 Huntsville AL HNVIALUNXCZ  477   2021-05-23   
260-895 A Hamilton IN FTWYINXAFMD  334      
260-895 8 Hamilton IN FTWYINXAFMD  334   2022-02-26   
262-362 A Milwaukee Zone 2 WI MILWWI13XWX  356      
262-362 3 Milwaukee Zone 2 WI MILWWI13XWX  356   2020-11-15   
270-679 A Leitchfield KY EZTWKYXAXJX  462   2024-12-27   
270-679 7 Leitchfield KY EZTWKYXAXJX  462   2024-12-28   
272-330 A Harding PA DLLSPAXDDMD  232   2025-01-03   
272-330 7 Harding PA DLLSPAXDDMD  232   2025-01-05   
272-892 A Scranton PA SCTNPASCXQZ  232      
272-892 8 Scranton PA SCTNPASCXQZ  232   2021-04-23   
276-256 A Fieldale VA RCMTVAXAX4X  244   2025-01-06   
276-256 1 Fieldale VA RCMTVAXAX4X  244   2025-01-07   
276-290 A Haysi VA RONKVALKXCZ  244      
276-290 0 Haysi VA RONKVALKXCZ  244   2022-04-10   
276-307 A Laurel Fork VA WYVLVAXAXLX  956   2025-01-06   
276-307 2 Laurel Fork VA WYVLVAXAXLX  956   2025-01-07   
276-895 A Bluefield VA BLFDWVXAX8Y  932      
276-895 8 Bluefield VA BLFDWVXAX8Y  932   2022-05-29   
279-209 A Elk Grove CA EKGVCAXGX2X  726   2025-02-19   
279-209 2 Elk Grove CA EKGVCAXGX2X  726   2025-02-20   
279-895 A Sacramento: Main DA CA SCRMCA0112Z  726      
279-895 8 Sacramento: Main DA CA SCRMCA0112Z  726   2020-11-30   
307-895 A Cheyenne WY CHYNWYMAXMX  654      
307-895 8 Cheyenne WY CHYNWYMAXMX  654   2022-06-02   
308-896 A Cairo NE GDISNENWX7X  646      
308-896 8 Cairo NE GDISNENWX7X  646   2022-03-14   
309-623 A Moline IL RCISILRIX4X  634      
309-623 3 Moline IL RCISILRIX4X  634   2021-08-04   
309-892 A Peoria IL PEORILPJXWZ  368      
309-892 8 Peoria IL PEORILPJXWZ  368   2021-05-31   
309-939 A Astoria IL MCMBILXDX8X  977      
309-939 8 Astoria IL MCMBILXDX8X  977   2022-06-17   
309-955 A Wataga IL GLBGILXDLMD  977      
309-955 3 Wataga IL GLBGILXDLMD  977   2022-10-09   
310-683 4 Redondo CA SNMNCAXPX1Z  730   2005-02-05   
310-905 8 Santa Monica: Mar Vista DA CA SNMNCAXPX1Z  730   2014-04-16   
314-897 A St Louis MO STLSMO05XPX  520      
314-897 8 St Louis MO STLSMO05XPX  520   2021-05-24   
316-895 A Wichita KS WCHTKSBRXKZ  532      
316-895 8 Wichita KS WCHTKSBRXKZ  532   2022-01-24   
318-895 A Shreveport LA SHPTLAMA17Z  486      

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

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