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: 803 [Rate centres in NPA 803] [Dial plan for NPA 803]

NXX: 770

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
803-770 A New Ellenton SC AGSTGAMTXSY  548E ONVOY, LLC - SC 442      
803-770 0 New Ellenton SC AGSTGAMTXSY  548E ONVOY, LLC - SC 442   2016-05-02   
803-770 1 New Ellenton SC AGSTGAMTXSY  548E ONVOY, LLC - SC 442   2016-05-02   
803-770 2 New Ellenton SC AGSTGAMTXMY  077F BANDWIDTH.COM CLEC, LLC - SC 442   2016-09-22   
803-770 3 New Ellenton SC AGSTGAEFIMD  288B MCIMETRO ACCESS TRANSMISSION SERVICES LLC - SC 442   2016-06-15   
803-770 4 New Ellenton SC AGSTGAMTXSY  548E ONVOY, LLC - SC 442   2019-10-27   
803-770 5 New Ellenton SC AGSTGAMTXSY  548E ONVOY, LLC - SC 442   2019-10-27   
803-770 6 New Ellenton SC AGSTGAPU1MD  073H TELNYX LLC 442   2019-11-17   
803-770 7 New Ellenton SC AGSTGAMTXCZ  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 442   2019-12-06   
803-770 8 New Ellenton SC AGSTGAMTXCZ  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 442   2018-04-09   
803-770 9 New Ellenton SC AGSTGAMTXCZ  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 442   2016-06-06   

Last updated: Fri, 01 Dec 2023 03:58:46 UTC

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.