Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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Switch: CHCGILWUXMD

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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
872-355 6 Chicago Zone 01-Calumet IL 490J BOOST SUBSCRIBERCO L.L.C. 358   2023-06-18   
872-355 7 Chicago Zone 01-Calumet IL 490J BOOST SUBSCRIBERCO L.L.C. 358   2023-10-15   
872-363 4 Chicago Zone 05-Austin IL 490J BOOST SUBSCRIBERCO L.L.C. 358   2024-08-18   
872-363 5 Chicago Zone 05-Austin IL 490J BOOST SUBSCRIBERCO L.L.C. 358   2024-08-18   
872-364 A Chicago Zone 01-Calumet IL 490J BOOST SUBSCRIBERCO L.L.C. 358   2024-05-19   
872-364 0 Chicago Zone 01-Calumet IL 490J BOOST SUBSCRIBERCO L.L.C. 358   2024-05-19   
872-364 1 Chicago Zone 01-Calumet IL 490J BOOST SUBSCRIBERCO L.L.C. 358   2025-09-27   
872-369 1 Chicago Zone 04-Humboldt IL 490J BOOST SUBSCRIBERCO L.L.C. 358   2024-06-28   
872-369 2 Chicago Zone 04-Humboldt IL 490J BOOST SUBSCRIBERCO L.L.C. 358   2024-07-12   
872-370 2 Chicago Zone 08-Portsmouth IL 490J BOOST SUBSCRIBERCO L.L.C. 358   2024-09-13   
872-370 3 Chicago Zone 08-Portsmouth IL 490J BOOST SUBSCRIBERCO L.L.C. 358   2024-09-13   
872-370 4 Chicago Zone 08-Portsmouth IL 490J BOOST SUBSCRIBERCO L.L.C. 358   2024-09-13   
872-370 5 Chicago Zone 08-Portsmouth IL 490J BOOST SUBSCRIBERCO L.L.C. 358   2025-08-29   
872-370 6 Chicago Zone 08-Portsmouth IL 490J BOOST SUBSCRIBERCO L.L.C. 358   2024-12-11   
872-370 7 Chicago Zone 08-Portsmouth IL 490J BOOST SUBSCRIBERCO L.L.C. 358   2025-08-29   
872-370 8 Chicago Zone 08-Portsmouth IL 490J BOOST SUBSCRIBERCO L.L.C. 358   2025-02-09   
872-370 9 Chicago Zone 08-Portsmouth IL 490J BOOST SUBSCRIBERCO L.L.C. 358   2025-02-09   
872-371 6 Chicago Zone 09-South Chicago IL 490J BOOST SUBSCRIBERCO L.L.C. 358   2024-08-18   
872-371 7 Chicago Zone 09-South Chicago IL 490J BOOST SUBSCRIBERCO L.L.C. 358   2024-10-16   
872-381 4 Chicago Zone 09-South Chicago IL 490J BOOST SUBSCRIBERCO L.L.C. 358   2025-08-29   
872-381 6 Chicago Zone 09-South Chicago IL 490J BOOST SUBSCRIBERCO L.L.C. 358   2026-01-25   
872-383 2 Chicago Zone 05-Austin IL 490J BOOST SUBSCRIBERCO L.L.C. 358   2025-07-10   
872-383 3 Chicago Zone 05-Austin IL 490J BOOST SUBSCRIBERCO L.L.C. 358   2025-10-07   
872-383 4 Chicago Zone 05-Austin IL 490J BOOST SUBSCRIBERCO L.L.C. 358   2025-12-06   
872-388 8 Chicago Zone 03-Kildare IL 490J BOOST SUBSCRIBERCO L.L.C. 358   2026-01-04   
872-388 9 Chicago Zone 03-Kildare IL 490J BOOST SUBSCRIBERCO L.L.C. 358   2026-06-02   
872-390 1 Chicago Zone 06-Kedzie IL 490J BOOST SUBSCRIBERCO L.L.C. 358   2026-02-09   
872-390 2 Chicago Zone 06-Kedzie IL 490J BOOST SUBSCRIBERCO L.L.C. 358   2026-03-15   
872-390 3 Chicago Zone 06-Kedzie IL 490J BOOST SUBSCRIBERCO L.L.C. 358   2026-03-15   
872-390 4 Chicago Zone 06-Kedzie IL 490J BOOST SUBSCRIBERCO L.L.C. 358   2026-05-08   
872-390 5 Chicago Zone 06-Kedzie IL 490J BOOST SUBSCRIBERCO L.L.C. 358   2026-06-07   
872-390 6 Chicago Zone 06-Kedzie IL 490J BOOST SUBSCRIBERCO L.L.C. 358   2026-07-07   
872-392 1 Chicago Zone 08-Portsmouth IL 490J BOOST SUBSCRIBERCO L.L.C. 358   2026-03-28   
872-392 2 Chicago Zone 08-Portsmouth IL 490J BOOST SUBSCRIBERCO L.L.C. 358   2026-03-28   
872-392 3 Chicago Zone 08-Portsmouth IL 490J BOOST SUBSCRIBERCO L.L.C. 358   2026-05-26   
872-392 4 Chicago Zone 08-Portsmouth IL 490J BOOST SUBSCRIBERCO L.L.C. 358   2026-05-26   
872-392 5 Chicago Zone 08-Portsmouth IL 490J BOOST SUBSCRIBERCO L.L.C. 358   2026-06-25   
872-392 6 Chicago Zone 08-Portsmouth IL 490J BOOST SUBSCRIBERCO L.L.C. 358   2026-07-25   
872-392 7 Chicago Zone 08-Portsmouth IL 490J BOOST SUBSCRIBERCO L.L.C. 358   2026-08-24   
872-732 7 Chicago Zone 08-Portsmouth IL 490J BOOST SUBSCRIBERCO L.L.C. 358   2026-01-25   
872-822 7 Chicago Zone 07-Stewart IL 490J BOOST SUBSCRIBERCO L.L.C. 358   2026-07-17   
872-829 7 Chicago Zone 04-Humboldt IL 490J BOOST SUBSCRIBERCO L.L.C. 358   2024-04-29   
872-842 1 Chicago Zone 11-O'Hare IL 490J BOOST SUBSCRIBERCO L.L.C. 358   2024-02-04   
872-842 2 Chicago Zone 11-O'Hare IL 490J BOOST SUBSCRIBERCO L.L.C. 358   2024-04-14   
872-842 6 Chicago Zone 11-O'Hare IL 490J BOOST SUBSCRIBERCO L.L.C. 358   2024-05-21   
872-878 A Chicago Zone 07-Stewart IL 490J BOOST SUBSCRIBERCO L.L.C. 358   2026-05-28   
872-878 5 Chicago Zone 07-Stewart IL 490J BOOST SUBSCRIBERCO L.L.C. 358   2026-09-26   
872-878 6 Chicago Zone 07-Stewart IL 490J BOOST SUBSCRIBERCO L.L.C. 358   2026-09-26   
872-878 7 Chicago Zone 07-Stewart IL 490J BOOST SUBSCRIBERCO L.L.C. 358   2026-07-28   
872-878 8 Chicago Zone 07-Stewart IL 490J BOOST SUBSCRIBERCO L.L.C. 358   2026-05-28   
872-878 9 Chicago Zone 07-Stewart IL 490J BOOST SUBSCRIBERCO L.L.C. 358   2026-05-28   
872-900 3 Chicago Zone 05-Austin IL 490J BOOST SUBSCRIBERCO L.L.C. 358   2026-07-09   
872-900 4 Chicago Zone 05-Austin IL 490J BOOST SUBSCRIBERCO L.L.C. 358   2026-10-06   
872-900 5 Chicago Zone 05-Austin IL 490J BOOST SUBSCRIBERCO L.L.C. 358   2026-12-05   

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

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