Local Calling Guide

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

NXX: 336

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
440-336 A Willoughby OH INDPOHEB9MD  6529 T-MOBILE USA, INC. 320      
440-336 0 Willoughby OH INDPOHEB9MD  6529 T-MOBILE USA, INC. 320      
440-336 1 Willoughby OH INDPOHEB9MD  6529 T-MOBILE USA, INC. 320      
440-336 2 Willoughby OH INDPOHEB9MD  6529 T-MOBILE USA, INC. 320      
440-336 3 Willoughby OH INDPOHEB9MD  6529 T-MOBILE USA, INC. 320      
440-336 4 Willoughby OH INDPOHEB9MD  6529 T-MOBILE USA, INC. 320      
440-336 5 Willoughby OH INDPOHEB9MD  6529 T-MOBILE USA, INC. 320      
440-336 6 Willoughby OH INDPOHEB9MD  6529 T-MOBILE USA, INC. 320      
440-336 7 Willoughby OH INDPOHEB9MD  6529 T-MOBILE USA, INC. 320      
440-336 8 Willoughby OH CLEVOHEKDS0  464C ONVOY, LLC - OH 320   2016-02-15   
440-336 9 Willoughby OH   515J IP HORIZON LLC 320   2013-09-06   

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

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