Phones and Telecom
HANDSETS
Phone lookup - Info regarding network and country code
Phone locator - UK phone code locator ( landlines)
UK Directory enquiries
IMEI checker - nobbi
IMEI NUMBER - TAC LIST - IMEI DATABASE - IMEI LOOKUP - gives phone model
Numberingplans - IMSI / IMEI analysis tools
Truecaller - exploits contacts on phones
IMSI prefix checker ( first 6 numbers ) where is the Sim from/ Who?
International IMSI network codes
more IMSI international network codes
AERIALS
UK mobile phone mast location
USA phone/ cell map locator
RF survey explanation
Cell tower locator by geo lat-long and ID
WIFI AND GEO
Probably the best weapon in tracing movements of devices. There are excellent paid programmes and methods that will track devices, and recommendations can be given if you contact me.
Wigle.net
myip.ms
Iptrackeronline - email header analyser and IP tracker
IP Mapping- geo-locates IP addresses
infosniper - geolocates any Ip, starting with your own
SAT PHONES
https://www.sat-gps-tracker.com
http://www.dumb.com/celltracker/index1.php
http://www.planetcreation.co.uk/sat-gps/
Consider
http://www.satellitephonetracking.com
( its a pay site tho)