Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 440 [Rate centres in NPA 440] [Dial plan for NPA 440]

NXX: 404

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
440-404 A Ashtabula OH INDPOHEB2MD  6529 T-MOBILE USA, INC. 320   2024-10-11   
440-404 0 Ashtabula OH INDPOHEB2MD  6529 T-MOBILE USA, INC. 320   2025-06-06   
440-404 1 Ashtabula OH INDPOHEB2MD  6529 T-MOBILE USA, INC. 320   2024-10-14   
440-404 2 Ashtabula OH   6529 T-MOBILE USA, INC. 320   2025-06-06   
440-404 3 Ashtabula OH   6529 T-MOBILE USA, INC. 320   2025-06-06   
440-404 9 Ashtabula OH INDPOHEB2MD  6529 T-MOBILE USA, INC. 320   2024-10-11   

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

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