check your mobile IMEI number

"To check IMEI (International Mobile Equipment Identity) for any mobile or cellular phone.
On the main screen type *#06#"

Information you get from the IMEI (International Mobile Equipment Identity)
XXXXXX  XX    XXXXXX     X
TAC       FAC   SNR         SP

TAC = Type approval code of your Nokia Mobile
FAC = Final assembly code of your cell phone
SNR = Serial number of your Nokia Phone
SP = Spare