ASE kindly thanks Dr T.S. Kelso of celestrak.com for the generous use of his data

Satfinder

Guide for Satfinder

The Red Circle is the terrestrial coverage of the iridium satellite near you. You can "grab" the Man Icon and move to a different location. The Vector line is the nearest satellite to your location and is "most likely" your satellite link.

Active Iridium Block1 Satellite
Active Iridium Block1 Satellite in Current Constellation
Inactive Iridium Block1 Satellite
Inactive or Spare Iridium Block1 Satellite in Current Constellation
Iridium NEXT Satellite
Iridium NEXT Satellite Constellation