Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 413 [Rate centres in NPA 413] [Dial plan for NPA 413]

NXX: 574

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
413-574 A Springfield MA SPFDMAATAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 126   2025-01-24   
413-574 0 Springfield MA SPFDMAATAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 126   2025-01-24   
413-574 1 Springfield MA   6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 126   2025-05-18   
413-574 2 Springfield MA   6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 126   2025-09-07   
413-574 3 Springfield MA   6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 126   2025-09-07   
413-574 4 Springfield MA   6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 126   2025-09-07   
413-574 5 Springfield MA   624H ONVOY SPECTRUM, LLC 126   2025-10-14   
413-574 6 Springfield MA   624H ONVOY SPECTRUM, LLC 126   2025-10-14   
413-574 7 Springfield MA   624H ONVOY SPECTRUM, LLC 126   2025-10-14   
413-574 8 Springfield MA   6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 126   2025-03-08   
413-574 9 Springfield MA   624H ONVOY SPECTRUM, LLC 126   2025-10-14   

Last updated: Thu, 16 Oct 2025 03:04:18 UTC

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