Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 872 [Rate centres in NPA 872] [Dial plan for NPA 872]

NXX: 855

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
872-855 A Chicago Zone 04-Humboldt IL ELGNILOTGT5  5562 METROPCS, INC. 358      
872-855 5 Chicago Zone 04-Humboldt IL   490J BOOST SUBSCRIBERCO L.L.C. 358   2026-12-01   
872-855 8 Chicago Zone 04-Humboldt IL   490J BOOST SUBSCRIBERCO L.L.C. 358   2027-01-30   
872-855 9 Chicago Zone 04-Humboldt IL ELGNILOTGT5  5562 METROPCS, INC. 358   2022-02-04   

Last updated: Tue, 01 Sep 2026 00:40:05 UTC

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