3 ms·
+1 covers around 25 flags. https://en.wikipedia.org/wiki/North_American_Numbering_Plan#Countries_and_territories https://en.wikipedia.org/wiki/North_American_Nu
by edent 7y ago
+1 covers around 25 flags. https://en.wikipedia.org/wiki/North_American_Numbering_Plan#Countries_and_territories https://en.wikipedia.org/wiki/North_American_Numbering_Plan#...
- johncoltrane 7y agoNot +1 alone, +1 with area codes. But yes, that makes it more complicated than it should.