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: 330 [Rate centres in NPA 330] [Dial plan for NPA 330]

NXX: 951

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
330-951 A Youngstown OH YNTWOH74X6X  460K FIRST COMMUNICATIONS, LLC 322      
330-951 0 Youngstown OH YNTWOH74X6X  460K FIRST COMMUNICATIONS, LLC 322   2008-01-19   
330-951 1 Youngstown OH YNTWOH78X7X  6529 T-MOBILE USA, INC. 322   2011-07-22   
330-951 2 Youngstown OH YNTWOH78X7X  6529 T-MOBILE USA, INC. 322   2011-07-22   
330-951 3 Youngstown OH YNTWOH78X7X  6529 T-MOBILE USA, INC. 322   2011-07-22   
330-951 4 Youngstown OH YNTWOH78X7X  6529 T-MOBILE USA, INC. 322   2011-07-22   
330-951 5 Youngstown OH YNTWOH78X7X  6529 T-MOBILE USA, INC. 322   2011-10-17   
330-951 6 Youngstown OH YNTWOH78X7X  6529 T-MOBILE USA, INC. 322   2011-10-17   
330-951 7 Youngstown OH YNTWOH78X7X  6529 T-MOBILE USA, INC. 322   2011-10-17   
330-951 8 Youngstown OH YNTWOH78X7X  6529 T-MOBILE USA, INC. 322   2011-10-17   
330-951 9 Youngstown OH YNTWOH78X7X  6529 T-MOBILE USA, INC. 322   2011-10-17   

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

Sponsored by: VoIP.ms

Like this site? We accept donations via PayPal.