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: 443 [Rate centres in NPA 443] [Dial plan for NPA 443]

NXX: 969

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
443-969 A Essex MD HNVAMDBHAMD  3910 CAVALIER TELEPHONE MID-ATLANTIC, LLC - MD 238      
443-969 0 Essex MD HNVAMDBHAMD  3910 CAVALIER TELEPHONE MID-ATLANTIC, LLC - MD 238      
443-969 1 Essex MD CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
443-969 2 Essex MD BLTMMDCHXFX  318J COMCAST IP PHONE, LLC 238      
443-969 3 Essex MD HNVAMDBHAMD  3910 CAVALIER TELEPHONE MID-ATLANTIC, LLC - MD 238      
443-969 4 Essex MD BLTMMDCHXFX  318J COMCAST IP PHONE, LLC 238      
443-969 5 Essex MD BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238      
443-969 6 Essex MD   145J TERRA NOVA TELECOM INC. 238      
443-969 7 Essex MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238      
443-969 8 Essex MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238      
443-969 9 Essex MD HNVAMDBHAMD  3910 CAVALIER TELEPHONE MID-ATLANTIC, LLC - MD 238      

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.