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: 308 [Rate centres in NPA 308] [Dial plan for NPA 308]

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 >>

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
308-207 4 Chadron NE GDISNENW6MD  3233 LEVEL 3 COMMUNICATIONS, LLC - NE 646   2023-01-23   
308-207 5 Chadron NE GDISNENWXBX  6874 N.E. COLORADO CELLULAR, INC. 646   2004-08-26   
308-207 6 Chadron NE GDISNENWKMD  7144 TELEPORT COMMUNICATIONS AMERICA, LLC - NE 646   2019-06-28   
308-207 7 Chadron NE GDISNENWUMD  508J CENTURYLINK COMMUNICATIONS, LLC 646   2015-01-06   
308-208 A North Platte NE GDISNEASGMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 646      
308-208 0 North Platte NE GDISNENWZMD  073H TELNYX LLC 646   2023-04-07   
308-208 1 North Platte NE GDISNENWJMD  549E ONVOY, LLC - NE 646   2023-06-18   
308-208 2 North Platte NE GDISNENWJMD  549E ONVOY, LLC - NE 646   2023-06-18   
308-208 3 North Platte NE GDISNENWJMD  549E ONVOY, LLC - NE 646   2023-06-30   
308-208 4 North Platte NE GDISNENWJMD  549E ONVOY, LLC - NE 646   2024-02-03   
308-208 5 North Platte NE GDISNENWJMD  549E ONVOY, LLC - NE 646   2024-02-03   
308-208 6 North Platte NE GDISNENWJMD  549E ONVOY, LLC - NE 646   2024-03-14   
308-208 7 North Platte NE GDISNENWJMD  549E ONVOY, LLC - NE 646   2024-04-04   
308-208 8 North Platte NE GDISNENWJMD  549E ONVOY, LLC - NE 646   2023-08-31   
308-208 9 North Platte NE GDISNEASGMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 646   2023-03-20   
308-209 A Arthur NE GDISNEASGMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 646      
308-209 9 Arthur NE GDISNEASGMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 646   2022-11-07   
308-210 A Grand Island NE GDISNEBVAMD  732J NUSO, LLC 646      
308-210 0 Grand Island NE GDISNENWX5X  5807 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NE 646   2024-04-26   
308-210 1 Grand Island NE GDISNEBVAMD  732J NUSO, LLC 646   2023-06-26   
308-210 2 Grand Island NE GDISNENW6MD  3233 LEVEL 3 COMMUNICATIONS, LLC - NE 646   2007-03-03   
308-210 3 Grand Island NE GDISNENW6MD  3233 LEVEL 3 COMMUNICATIONS, LLC - NE 646   2007-03-03   
308-210 4 Grand Island NE GDISNENW6MD  3233 LEVEL 3 COMMUNICATIONS, LLC - NE 646   2012-10-05   
308-210 5 Grand Island NE GDISNEBV5MD  939H COMMIO, LLC 646   2024-02-12   
308-210 6 Grand Island NE GDISNEBV5MD  939H COMMIO, LLC 646   2024-02-12   
308-210 7 Grand Island NE GDISNENW6MD  3233 LEVEL 3 COMMUNICATIONS, LLC - NE 646   2018-09-15   
308-210 8 Grand Island NE GDISNENW6MD  3233 LEVEL 3 COMMUNICATIONS, LLC - NE 646   2011-05-30   
308-210 9 Grand Island NE GDISNENW6MD  3233 LEVEL 3 COMMUNICATIONS, LLC - NE 646   2004-09-15   
308-212 A Ansley NE GDISNENWX5X  5807 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NE 646      
308-212 0 Ansley NE GDISNENWX5X  5807 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NE 646      
308-212 1 Ansley NE GDISNENWX5X  5807 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NE 646   2025-11-01   
308-212 2 Ansley NE GDISNENWX5X  5807 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NE 646   2014-09-26   
308-212 9 Ansley NE GDISNEASGMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 646   2021-06-25   
308-213 A Danbury NE GDISNEASGMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 646      
308-213 9 Danbury NE GDISNEASGMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 646   2022-11-07   
308-214 A Taylor NE GDISNENWX5X  5807 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NE 646      
308-214 0 Taylor NE GDISNENWX5X  5807 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NE 646      
308-214 1 Taylor NE GDISNENWX5X  5807 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NE 646      
308-215 A Sargent NE GDISNENWX5X  5807 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NE 646      
308-215 0 Sargent NE GDISNENWX5X  5807 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NE 646      
308-215 1 Sargent NE GDISNENW1MD  6263 UNITED STATES CELLULAR - NE 646   2018-05-27   
308-215 2 Sargent NE   5562 METROPCS, INC. 646   2025-05-07   
308-215 5 Sargent NE   6701 AERIAL COMMUNICATIONS, INC. 646   2025-04-30   
308-215 8 Sargent NE GDISNENW1MD  6263 UNITED STATES CELLULAR - NE 646   2007-07-25   
308-215 9 Sargent NE GDISNEASGMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 646   2021-06-25   
308-216 A Shelton NE GDISNENWX5X  5807 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NE 646      
308-216 0 Shelton NE GDISNENWX5X  5807 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NE 646      
308-216 1 Shelton NE GDISNENWX5X  5807 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NE 646      
308-216 2 Shelton NE GDISNENWX5X  5807 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NE 646   2014-10-10   
308-216 3 Shelton NE GDISNENWTMD  995E BANDWIDTH.COM CLEC, LLC - NE 646   2022-07-15   

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 >>

Last updated: Sun, 17 May 2026 03:26:51 UTC

Sponsored by: VoIP.ms

Like this site? We accept donations via PayPal.