1 falling short of a standard a bad first attempt at making meat loaf resulted in a soggy, inedible mess Synonyms bastard, bush, bush-league, crummy (also crumby), deficient, dissatisfactory, ill, inferior, lame, lousy, off, paltry, poor, punk, sour, suboptimal, subpar, substandard, unacceptable, unsatisfactory, wack [slang], wanting, wretched, ...
Answer Wiki. The Integrated Circuit Chip ID or ICCID (this is the 19 or 20 digits printed on the SIM) is not necessarily related to the IMSI - this is not a requirement of the cellular standards. The ICCID is only for the specific SIM card during manufacturing and is not changed.
I'm not sure if you're asking what the card number is on a Visa debit card, or if it is different than a Visa credit card... so I will try to answer both. A Visa card # is a 16-digit number, that uses a specific format. In order to be a valid number, the 16 digits have to work within the Mod 10 algorithm.