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: 904 [Rate centres in NPA 904] [Dial plan for NPA 904]

NXX: 606

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
904-606 A Middleburg FL JCVLFLSMXTY  318J COMCAST IP PHONE, LLC 45204      
904-606 0 Middleburg FL JCVLFLCL4MD  937C ONVOY, LLC - FL 45204      
904-606 1 Middleburg FL JCVLFLCL4MD  937C ONVOY, LLC - FL 45204      
904-606 2 Middleburg FL JCVLFLSMXTY  318J COMCAST IP PHONE, LLC 45204      
904-606 3 Middleburg FL JCVLFLCL33Z  982E BANDWIDTH.COM CLEC, LLC - FL 45204      
904-606 4 Middleburg FL JCVLFLCL33Z  982E BANDWIDTH.COM CLEC, LLC - FL 45204      
904-606 5 Middleburg FL JCVLFLCL33Z  982E BANDWIDTH.COM CLEC, LLC - FL 45204      
904-606 6 Middleburg FL JCVLFLCLDS4  902E PEERLESS NETWORK OF FLORIDA, LLC - FL 45204      
904-606 7 Middleburg FL JCVLFLSMXTY  318J COMCAST IP PHONE, LLC 45204      
904-606 8 Middleburg FL JCVLFLCL4MD  937C ONVOY, LLC - FL 45204      
904-606 9 Middleburg FL JCVLFLCL4MD  937C ONVOY, LLC - FL 45204      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.