How to call United States from Japan

010 - 1 - phone number

0101 and +1 are used interchangeably to dial US phone numbers from a mobile (more on the plus sign).

When dialing from Japan:

  • to place international calls from Japan a carrier access code is also needed UNLESS you subscribe to a dedicated international plan; the carrier code is dialed before 010
  • the most used carrier access codes are: KDDI 001, SoftBank Telecom 0061, NTT Communications 0033

Current time in Washington DC, United States:

Area codes & number examples

Location Dialing format Or using +
All areas 010 1 xxx xxx xxxx +1 xxx xxx xxxx

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