Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 353 [Rate centres in NPA 353] [Dial plan for NPA 353]

NXX: 333

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
353-333 A Montello WI MDSNWI11XAX  225C ONVOY, LLC - WI 354   2025-10-25   
353-333 0 Montello WI MDSNWI11XEY  6508 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WI 354   2025-11-27   
353-333 3 Montello WI MDSNWI11XAX  225C ONVOY, LLC - WI 354   2025-10-25   
353-333 4 Montello WI MDSNWI11XAX  225C ONVOY, LLC - WI 354   2025-10-25   
353-333 5 Montello WI MDSNWI11XAX  225C ONVOY, LLC - WI 354   2025-10-25   

Last updated: Sat, 01 Aug 2026 03:19:33 UTC

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