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: 302 [Rate centres in NPA 302] [Dial plan for NPA 302]

NXX: 508

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
302-508 A Smyrna DE PHLAPAFGLMD  399H LOCAL ACCESS LLC - DE 228      
302-508 0 Smyrna DE PHLAPAMK20Z  073F BANDWIDTH.COM CLEC, LLC - DE 228   2015-01-02   
302-508 1 Smyrna DE PHLAPAFGLMD  399H LOCAL ACCESS LLC - DE 228   2014-07-24   
302-508 2 Smyrna DE PHLAPAMKXCX  318J COMCAST IP PHONE LLC 228   2014-08-30   
302-508 3 Smyrna DE PHLAPAFGD2S  969E ONVOY, LLC - DE 228   2016-03-14   
302-508 4 Smyrna DE PHLAPAFGD2S  969E ONVOY, LLC - DE 228   2016-03-14   
302-508 5 Smyrna DE PHLAPAMKXCX  318J COMCAST IP PHONE LLC 228   2016-04-25   
302-508 6 Smyrna DE PHLAPAMK20Z  073F BANDWIDTH.COM CLEC, LLC - DE 228   2016-08-18   
302-508 7 Smyrna DE PHLAPA031MD  508J CENTURYLINK COMMUNICATIONS LLC 228   2014-07-26   
302-508 8 Smyrna DE PHLAPAFGPMD  399H LOCAL ACCESS LLC - DE 228   2016-03-10   
302-508 9 Smyrna DE WNRTPAAHCMA  5562 METROPCS, INC. 228   2017-03-02   

Last updated: Wed, 01 Jun 2022 03:09:23 UTC

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.