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: 514

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
309-514 A Albany IL RCISILRIWMD  846F MEDIACOM TELEPHONY OF ILLINOIS, LLC - IL 634      
309-514 1 Albany IL HMPNILXDAMD  495J STRATUS NETWORKS 634   2020-10-14   
309-514 2 Albany IL RCISILRIWMD  846F MEDIACOM TELEPHONY OF ILLINOIS, LLC - IL 634   2010-04-12   
309-514 3 Albany IL RCISILRIX4X  506J TWILIO INTERNATIONAL, INC. 634   2021-08-31   
309-514 4 Albany IL RCISILRIX3X  224C ONVOY, LLC 634   2021-04-05   
309-514 5 Albany IL RCISILRIX3X  224C ONVOY, LLC 634   2020-04-29   
309-514 7 Albany IL RCISILRIX0X  508J CENTURYLINK COMMUNICATIONS, LLC 634   2016-10-12   
309-514 8 Albany IL RCISILRIX3X  224C ONVOY, LLC 634   2023-05-27   
309-514 9 Albany IL DVNPIAVI0MD  939H COMMIO, LLC 634   2023-05-26   

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

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