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: 619 [Rate centres in NPA 619] [Dial plan for NPA 619]

NXX: 270

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
619-270 A El Cajon CA   829J PAETEC ITEL, LLC 732      
619-270 0 El Cajon CA   145J TERRA NOVA TELECOM INC. 732   2023-11-16   
619-270 1 El Cajon CA   829J PAETEC ITEL, LLC 732      
619-270 2 El Cajon CA   829J PAETEC ITEL, LLC 732      
619-270 3 El Cajon CA   829J PAETEC ITEL, LLC 732      
619-270 4 El Cajon CA   829J PAETEC ITEL, LLC 732      
619-270 5 El Cajon CA   829J PAETEC ITEL, LLC 732      
619-270 6 El Cajon CA ESCNCAKY2MD  6529 T-MOBILE USA, INC. 732   2006-03-20   
619-270 7 El Cajon CA SNDGCA0268Z  318J COMCAST IP PHONE, LLC 732   2006-06-12   
619-270 8 El Cajon CA   829J PAETEC ITEL, LLC 732      
619-270 9 El Cajon CA   829J PAETEC ITEL, LLC 732      

Last updated: Sun, 01 Jun 2025 02:18:11 UTC

Sponsored by: VoIP.ms

Like this site? We accept donations via PayPal.