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.

NPA: 517 [Rate centres in NPA 517] [Dial plan for NPA 517]

NXX: 205

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
517-205 A Jackson MI JCSNMIMNDS0  9323 MICHIGAN BELL TEL CO 346      
517-205 0 Jackson MI JCSNMIMNDS0  9323 MICHIGAN BELL TEL CO 346   2014-06-01   
517-205 1 Jackson MI JCSNMIMNDS0  9323 MICHIGAN BELL TEL CO 346   2014-06-01   
517-205 2 Jackson MI JCSNMIMNDS0  9323 MICHIGAN BELL TEL CO 346   2014-06-01   
517-205 3 Jackson MI JCSNMIMNDS0  9323 MICHIGAN BELL TEL CO 346   2014-06-01   
517-205 4 Jackson MI JCSNMIMNDS0  9323 MICHIGAN BELL TEL CO 346   2014-06-01   
517-205 5 Jackson MI JCSNMIMNDS0  9323 MICHIGAN BELL TEL CO 346   2014-06-01   
517-205 6 Jackson MI JCSNMIMNDS0  9323 MICHIGAN BELL TEL CO 346   2014-06-01   
517-205 7 Jackson MI JCSNMIMNDS0  9323 MICHIGAN BELL TEL CO 346   2014-06-01   
517-205 8 Jackson MI JCSNMIMNDS0  9323 MICHIGAN BELL TEL CO 346   2014-06-01   
517-205 9 Jackson MI JCSNMIMNDS0  9323 MICHIGAN BELL TEL CO 346   2014-06-01   

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

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