Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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OCN: 490J BOOST SUBSCRIBERCO L.L.C.

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NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
313-616 7 Detroit Zone 1 MI SFLDMIMKEMD  340   2026-04-30   
313-616 8 Detroit Zone 1 MI SFLDMIMKEMD  340   2026-07-29   
313-620 A Detroit Zone 3 MI SFLDMIMKEMD  340   2025-05-30   
313-620 0 Detroit Zone 3 MI SFLDMIMKEMD  340   2025-05-30   
313-620 1 Detroit Zone 3 MI SFLDMIMKEMD  340   2025-09-28   
313-620 3 Detroit Zone 3 MI SFLDMIMKEMD  340   2026-07-02   
313-708 6 Detroit Zone 2 MI SFLDMIMKEMD  340   2026-01-28   
313-726 3 Detroit Zone 6 MI SFLDMIMKEMD  340   2023-08-22   
313-741 3 Detroit Zone 6 MI SFLDMIMKEMD  340   2024-07-07   
313-741 4 Detroit Zone 6 MI SFLDMIMKEMD  340   2024-09-04   
313-750 1 Detroit Zone 4 MI SFLDMIMKEMD  340   2024-08-29   
313-750 5 Detroit Zone 4 MI SFLDMIMKEMD  340   2025-07-21   
313-750 6 Detroit Zone 4 MI SFLDMIMKEMD  340   2025-10-18   
313-762 3 Detroit Zone 1 MI SFLDMIMKEMD  340   2024-08-29   
313-785 3 Detroit Zone 6 MI SFLDMIMKEMD  340   2025-11-17   
313-785 4 Detroit Zone 6 MI SFLDMIMKEMD  340   2025-08-19   
313-785 5 Detroit Zone 6 MI SFLDMIMKEMD  340   2025-06-21   
313-787 7 Detroit Zone 6 MI SFLDMIMKEMD  340   2023-12-05   
313-825 0 Detroit Zone 2 MI SFLDMIMKEMD  340   2026-06-02   
313-825 3 Detroit Zone 2 MI SFLDMIMKEMD  340   2026-08-31   
313-857 0 Detroit Zone 6 MI SFLDMIMKEMD  340   2026-01-29   
313-857 1 Detroit Zone 6 MI SFLDMIMKEMD  340   2026-03-29   
313-857 3 Detroit Zone 6 MI SFLDMIMKEMD  340   2026-04-28   
313-857 4 Detroit Zone 6 MI SFLDMIMKEMD  340   2026-06-27   
313-925 4 Detroit Zone 2 MI SFLDMIMKEMD  340   2024-12-14   
314-557 6 Ladue MO STLSMOGZLMD  520   2024-05-05   
314-562 9 Ladue MO STLSMOGZLMD  520   2026-07-13   
314-563 4 Ladue MO STLSMOGZLMD  520   2025-08-04   
314-636 6 Oakville MO STLSMOGZLMD  520   2024-05-05   
314-636 7 Oakville MO STLSMOGZLMD  520   2024-07-01   
314-643 4 Ladue MO STLSMOGZLMD  520   2025-09-24   
314-888 7 Ladue MO   520   2026-11-04   
314-940 A St Louis MO STLSMOGZLMD  520      
314-940 9 St Louis MO STLSMOGZLMD  520   2022-02-07   
314-986 5 Ladue MO STLSMOGZLMD  520   2024-07-01   
315-301 3 Croghan NY SYRCNY024MD  136   2023-09-29   
315-361 3 Oneida NY SYRCNY024MD  136   2022-12-12   
315-582 7 Gouverneur NY SYRCNY024MD  136   2023-07-01   
315-588 0 Alexandria Bay NY SYRCNY024MD  136   2022-12-20   
315-596 4 Oswego NY SYRCNY024MD  136   2022-05-23   
315-681 9 Watertown NY SYRCNY024MD  136   2023-03-06   
315-716 A Geneva NY SYRCNY024MD  136      
315-716 7 Geneva NY SYRCNY024MD  136   2024-08-23   
315-872 4 Mannsville NY SYRCNY024MD  136   2023-12-01   
315-906 3 Clifton Springs NY SYRCNY024MD  136   2023-07-01   
315-980 6 Sylvan Beach NY SYRCNY024MD  136   2024-06-09   
316-205 A Wichita KS WCHTKSTP00Z  532      
316-205 9 Wichita KS WCHTKSTP00Z  532   2023-07-09   
316-256 2 Wichita KS WCHTKSTP00Z  532   2025-03-03   
316-256 4 Wichita KS WCHTKSTP00Z  532   2025-06-30   

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Last updated: Thu, 16 Jul 2026 02:21:55 UTC

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