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National Destination Code:256
This is the Japan National Destination Code:256 Area Code Database page list. You can click the title to browse the detail information.
Region Code: 15
Region Name
City
Sn from
Sn to
Carrier Name
Number Type
Niigata
Sanjo
260000
269999
Fusion Communications
G
Niigata
Sanjo
310000
319999
NTT East
G
Niigata
Sanjo
320000
329999
NTT East
G
Niigata
Sanjo
330000
339999
NTT East
G
Niigata
Sanjo
340000
349999
NTT East
G
Niigata
Sanjo
350000
359999
NTT East
G
Niigata
Sanjo
360000
369999
NTT East
G
Niigata
Sanjo
380000
389999
NTT East
G
Niigata
Sanjo
390000
399999
NTT East
G
Niigata
Sanjo
400000
409999
NTT Communications
G
Niigata
Sanjo
410000
419999
NTT East
G
Niigata
Sanjo
440000
449999
Tohoku Intelligent Telecommunication Co
G
Niigata
Sanjo
450000
459999
NTT East
G
Niigata
Sanjo
460000
469999
NTT East
G
Niigata
Sanjo
470000
479999
NTT East
G
Niigata
Sanjo
520000
529999
NTT East
G
Niigata
Sanjo
530000
539999
NTT East
G
Niigata
Sanjo
550000
559999
KDDI
G
Niigata
Sanjo
570000
579999
NTT East
G
Niigata
Sanjo
600000
609999
Softbank Mobile
G
Niigata
Sanjo
610000
619999
NTT East
G
Niigata
Sanjo
620000
629999
NTT East
G
Niigata
Sanjo
630000
639999
NTT East
G
Niigata
Sanjo
640000
649999
NTT East
G
Niigata
Sanjo
660000
669999
NTT East
G
Niigata
Sanjo
670000
679999
KDDI
G
Niigata
Sanjo
680000
689999
Softbank Mobile
G
Niigata
Tsubame
700000
709999
NTT East
G
Niigata
Tsubame
720000
729999
NTT East
G
Niigata
Tsubame
730000
739999
NTT East
G
Niigata
Tsubame
750000
759999
Softbank Mobile
G
Niigata
Tsubame
760000
769999
NTT East
G
Niigata
Tsubame
770000
779999
NTT East
G
Niigata
Tsubame
780000
789999
NTT East
G
Niigata
Tsubame
790000
799999
Tohoku Intelligent Telecommunication Co
G
Niigata
Tsubame
820000
829999
NTT East
G
Niigata
Tsubame
850000
859999
NTT East
G
Niigata
Tsubame
860000
869999
NTT East
G
Niigata
Tsubame
870000
879999
KDDI
G
Niigata
Tsubame
880000
889999
NTT East
G
Niigata
Tsubame
910000
919999
NTT East
G
Niigata
Tsubame
920000
929999
NTT East
G
Niigata
Tsubame
930000
939999
NTT East
G
Niigata
Tsubame
940000
949999
NTT East
G
Niigata
Tsubame
950000
959999
Softbank Mobile
G
Niigata
Tsubame
970000
979999
NTT East
G
Niigata
Tsubame
980000
989999
NTT East
G
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