There are no geographic lines that are parallel to the Prime Meridian.
Technically, every meridian of longitude is parallel to every other meridian of longitude,
but only over an infinitesimal distance north or south of the equator. I'm quite sure
that's not what you're looking for.
The second name for the prime meridian is the international date line
another name for a line of longitude is meridian.
Its The meridian if you did not know this or the prime meridian.
Another name is Prime Meridian.
The line name at 0 degrees longitude is commonly referred to as the Prime Meridian. This line passes through Greenwich, London, United Kingdom and can also be referred to as the International Meridian or Greenwich Meridian.
Prime Meridian
Prime Meridian. 180 longitude is the Iinternational Date Line, and the equator is 0 degrees latitude
The name of the line that has 0 longitude is the prime meridian
equator,meridian prime meridian
There are 2: The Equator & the Prime (Greenwich) Meridian.
Prime Meridian?
prime meridian