Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
  • If you want to search an entire area code regardless of activity, leave both the next and past days fields set to zero.

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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
217-299 A Springfield IL 6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 374      
217-330 A Decatur IL 6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 374   2024-03-02   
217-433 A Decatur IL 6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 374      
217-494 A Springfield IL 6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 374      
217-521 A Decatur IL 6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 374      
217-620 A Decatur IL 6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 374      
217-622 A Springfield IL 6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 374      
217-685 A Springfield IL 6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 374      
217-720 A Springfield IL 6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 374      
217-725 A Springfield IL 6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 374      
217-809 A Decatur IL 6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 374      
217-836 A Springfield IL 6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 374      
217-853 A Decatur IL 6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 374      
217-855 A Decatur IL 6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 374      

Last updated: Tue, 13 Jan 2026 21:50:02 UTC

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