Call Houston from Selected Countries Worldwide

Follow the links below for detailed international dialing instructions for calling Houston, Texas from over 25 major countries.

Each country page provides country-specific international dialing codes, international access codes, phone number formats, and other calling information. Each page also provides information for dialing Houston landline and mobile phone numbers, including information on phone number formats in the United States.

If your country is not listed, please refer to these general dialing instructions for calling Houston, TX.

If needed, you can lookup your international access code here.

Calling from Houston to another country?
find outbound dialing information here

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