The 1- portion of a 1-800 number means that it’s a long distance call
The 1 is the Country Code for the US. If you are dialing outside the US, you would start with the Country Code for the country you are calling. If you are outside the US dialing a US number, you start with a 1 to designate that the number is within the US.
The 1 is the Country Code for the US. If you are dialing outside the US, you would start with the Country Code for the country you are calling. If you are outside the US dialing a US number, you start with a 1 to designate that the number is within the US.
for North America and some island countries/territories*
https://en.wikipedia.org/wiki/List_of_country_calling_codes