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: 313 [Rate centres in NPA 313] [Dial plan for NPA 313]

NXX:

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
313-518 A Detroit Zone 5 MI   543C ONVOY, LLC - MI 340      
313-518 0 Detroit Zone 5 MI   6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 340   2019-11-27   
313-518 1 Detroit Zone 5 MI   6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 340   2018-07-15   
313-518 2 Detroit Zone 5 MI   6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 340   2018-07-15   
313-518 3 Detroit Zone 5 MI   6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 340   2018-07-15   
313-518 4 Detroit Zone 5 MI   6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 340   2018-07-15   
313-518 5 Detroit Zone 5 MI   543C ONVOY, LLC - MI 340   2018-01-05   
313-518 6 Detroit Zone 5 MI   543C ONVOY, LLC - MI 340   2018-01-05   
313-518 7 Detroit Zone 5 MI   6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 340   2018-07-15   
313-518 8 Detroit Zone 5 MI   6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 340   2019-11-27   
313-518 9 Detroit Zone 5 MI   6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 340   2019-11-27   

Last updated: Tue, 31 Dec 2019 02:37:20 UTC

Sponsored by: Execulink Telecom

Like this site? We accept donations via PayPal.