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: 531 [Rate centres in NPA 531] [Dial plan for NPA 531]

<< 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 46 >>

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
531-379 7 Aurora NE   6263 UNITED STATES CELLULAR - NE 958   2025-05-12   
531-379 8 Aurora NE   6263 UNITED STATES CELLULAR - NE 958   2025-05-12   
531-379 9 Aurora NE   6263 UNITED STATES CELLULAR - NE 958   2025-05-12   
531-380 A Aurora NE   6263 UNITED STATES CELLULAR - NE 958   2025-05-12   
531-380 0 Aurora NE   6263 UNITED STATES CELLULAR - NE 958   2025-05-12   
531-380 1 Aurora NE   6263 UNITED STATES CELLULAR - NE 958   2025-05-12   
531-380 2 Aurora NE   6263 UNITED STATES CELLULAR - NE 958   2025-05-12   
531-380 3 Aurora NE   6263 UNITED STATES CELLULAR - NE 958   2025-05-12   
531-380 4 Aurora NE   6263 UNITED STATES CELLULAR - NE 958   2025-05-12   
531-380 5 Aurora NE   6263 UNITED STATES CELLULAR - NE 958   2025-05-12   
531-380 6 Aurora NE   6263 UNITED STATES CELLULAR - NE 958   2025-05-12   
531-380 7 Aurora NE   6263 UNITED STATES CELLULAR - NE 958   2025-05-12   
531-380 8 Aurora NE   6263 UNITED STATES CELLULAR - NE 958   2025-05-12   
531-380 9 Aurora NE   6263 UNITED STATES CELLULAR - NE 958   2025-05-12   
531-381 A Aurora NE   6263 UNITED STATES CELLULAR - NE 958   2025-05-12   
531-381 0 Aurora NE   6263 UNITED STATES CELLULAR - NE 958   2025-05-12   
531-381 1 Aurora NE   6263 UNITED STATES CELLULAR - NE 958   2025-05-12   
531-381 2 Aurora NE   6263 UNITED STATES CELLULAR - NE 958   2025-05-12   
531-381 3 Aurora NE   6263 UNITED STATES CELLULAR - NE 958   2025-05-12   
531-381 4 Aurora NE   6263 UNITED STATES CELLULAR - NE 958   2025-05-12   
531-381 5 Aurora NE   6263 UNITED STATES CELLULAR - NE 958   2025-05-12   
531-381 6 Aurora NE   6263 UNITED STATES CELLULAR - NE 958   2025-05-12   
531-381 7 Aurora NE   6263 UNITED STATES CELLULAR - NE 958   2025-05-12   
531-381 8 Aurora NE   6263 UNITED STATES CELLULAR - NE 958   2025-05-12   
531-381 9 Aurora NE   6263 UNITED STATES CELLULAR - NE 958   2025-05-12   
531-382 A Aurora NE   6263 UNITED STATES CELLULAR - NE 958   2025-05-12   
531-382 0 Aurora NE   6263 UNITED STATES CELLULAR - NE 958   2025-05-12   
531-382 1 Aurora NE   6263 UNITED STATES CELLULAR - NE 958   2025-05-12   
531-382 2 Aurora NE   6263 UNITED STATES CELLULAR - NE 958   2025-05-12   
531-382 3 Aurora NE   6263 UNITED STATES CELLULAR - NE 958   2025-05-12   
531-382 4 Aurora NE   6263 UNITED STATES CELLULAR - NE 958   2025-05-12   
531-382 5 Aurora NE   6263 UNITED STATES CELLULAR - NE 958   2025-05-12   
531-382 6 Aurora NE   6263 UNITED STATES CELLULAR - NE 958   2025-05-12   
531-382 7 Aurora NE   6263 UNITED STATES CELLULAR - NE 958   2025-05-12   
531-382 8 Aurora NE   6263 UNITED STATES CELLULAR - NE 958   2025-05-12   
531-382 9 Aurora NE   6263 UNITED STATES CELLULAR - NE 958   2025-05-12   
531-384 A Aurora NE   6263 UNITED STATES CELLULAR - NE 958   2025-05-12   
531-384 0 Aurora NE   6263 UNITED STATES CELLULAR - NE 958   2025-05-12   
531-384 1 Aurora NE   6263 UNITED STATES CELLULAR - NE 958   2025-05-12   
531-384 2 Aurora NE   6263 UNITED STATES CELLULAR - NE 958   2025-05-12   
531-384 3 Aurora NE   6263 UNITED STATES CELLULAR - NE 958   2025-05-12   
531-384 4 Aurora NE   6263 UNITED STATES CELLULAR - NE 958   2025-05-12   
531-384 5 Aurora NE   6263 UNITED STATES CELLULAR - NE 958   2025-05-12   
531-384 6 Aurora NE   6263 UNITED STATES CELLULAR - NE 958   2025-05-12   
531-384 7 Aurora NE   6263 UNITED STATES CELLULAR - NE 958   2025-05-12   
531-384 8 Aurora NE   6263 UNITED STATES CELLULAR - NE 958   2025-05-12   
531-384 9 Aurora NE   6263 UNITED STATES CELLULAR - NE 958   2025-05-12   
531-385 A Aurora NE   6263 UNITED STATES CELLULAR - NE 958   2025-05-12   
531-385 0 Aurora NE   6263 UNITED STATES CELLULAR - NE 958   2025-05-12   
531-385 1 Aurora NE   6263 UNITED STATES CELLULAR - NE 958   2025-05-12   

<< 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 46 >>

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

Sponsored by: VoIP.ms

Like this site? We accept donations via PayPal.