Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 309 [Rate centres in NPA 309] [Dial plan for NPA 309]

NXX: 945

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
309-945 A Geneseo IL GENSILXDDS1  1016 GENESEO TEL. CO. 634      
309-945 0 Geneseo IL   1016 GENESEO TEL. CO. 634      
309-945 1 Geneseo IL   1016 GENESEO TEL. CO. 634      
309-945 2 Geneseo IL   6265 UNITED STATES CELLULAR - IL 634      
309-945 3 Geneseo IL   6265 UNITED STATES CELLULAR - IL 634      
309-945 4 Geneseo IL   1016 GENESEO TEL. CO. 634      
309-945 5 Geneseo IL   6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 634      
309-945 6 Geneseo IL   6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 634      
309-945 7 Geneseo IL   6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 634      
309-945 8 Geneseo IL   6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 634      
309-945 9 Geneseo IL   1016 GENESEO TEL. CO. 634      

Last updated: Thu, 01 Jan 2026 03:59:49 UTC

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