How to call San Antonio in United States from United States:
1 - Exit code when making an international call from United States
1 + (352 or 813 or 505 or 210 or 830) + Local Number - International dialing code format
Note: United States and United States are both members of NANP (North American Numbering Plan) so when calling between these countries, 1 is used in place of the country exit code.
World time zone information:
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