Weekly Cell Phone Jargon Update Week 1

SellyourCell.com will provide weekly info statements to help you better understand what can be confusing Cell Phone Jargon.

Week 1: ESN (electronic Serial Number) or IMSI: Think the identifier for the phone. Like fingerprints, each one's unique. This is how cell towers know to ring to YOUR phone when someone calls your number. This number usually appears under the battery of your phone, in case you were looking for it.