Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 615 [Rate centres in NPA 615] [Dial plan for NPA 615]

NXX: 544

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
615-544 A Fairview TN   4806 LEVEL 3 COMMUNICATIONS, LLC - TN 470   2025-04-07   
615-544 0 Fairview TN NSVLTNMT83Z  525E ONVOY, LLC - TN 470   2014-01-03   
615-544 1 Fairview TN NSVMTN177MD  4806 LEVEL 3 COMMUNICATIONS, LLC - TN 470   2008-05-16   
615-544 3 Fairview TN NSVLTNMT83Z  525E ONVOY, LLC - TN 470   2020-10-31   
615-544 4 Fairview TN NSVLTNMT96Z  124F BANDWIDTH.COM CLEC, LLC - TN 470   2020-10-04   
615-544 5 Fairview TN NSVLTNMT96Z  124F BANDWIDTH.COM CLEC, LLC - TN 470   2010-03-04   
615-544 6 Fairview TN NSVLTNMT83Z  525E ONVOY, LLC - TN 470   2020-07-13   
615-544 7 Fairview TN NSVMTN03DS0  7977 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - TN 470   2012-05-30   
615-544 8 Fairview TN NSVLTNMTYUY  508J CENTURYLINK COMMUNICATIONS, LLC 470   2014-03-18   
615-544 9 Fairview TN NSVLTNMTY9Z  624H ONVOY SPECTRUM, LLC 470   2023-06-12   

Last updated: Sun, 01 Jun 2025 02:18:11 UTC

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