Even though most phones now come with caller ID, one thing you do not know immediately is whether or not the number calling you is a landline or a cell number. In some cases, you can see the difference easily. If you know the first three numbers of local landlines, it is easy to see if the number calling you matches. In some countries, cell phone numbers all start with the same two or three numbers, while landlines have different local area codes. However, the only way to really know, with certainty, if a call is coming from landline or a cell number is to look up the origin of the specific number. Writer Bio
