I try a VIP 747 census:
747SPs:
VP-BAT Sheikh Khalifa Bin Hamad Al Thani, Qatar (has flown January 2013)
VQ-BMS Las Vegas Sands Casinos (has flown January 2013)
HZ-HM1B Saudi Arabian Royal Flight (last flight October 2012)
A40-SO Oman Royal Flight (has flown January 2013)
7O-YMN Government of Yemen (last flight October 2012)
VP-BLK Las Vegas Sands (last flight June 2012)
P4-FSH Ernest Angley ministries (last flight September 2011, had incident, status?)
N747A Fry's Electronics Inc, San Jose, USA (maintenance?)
HZ-AIJ Saudia Arabian VIP (last flight 2011?, D check?)
A9C-HAK Bahrain Royal Flight (has flown January 2013)
B747-300:
HZ-HM1A Saudi Arabian Royal Flight (last flight July 2012)
B747-200s
The 2 Air Force One, 85-8000 and 82-9000
B747-400s (all active)
20-1101 Japanese Air Self Defence Force
20-1102 Japanese Air Self Defence Force
A6-COM Dubai Air Wing
HZ-WBT7 Kingdom Holding
HL7465 Korean Government
V8-ALI Brunei Sultan's Flight
A6-HRM Dubai Air Wing
HZ-HM1 Saudi Royal Flight
A6-MMM Dubai Air Wing
A6-UAE Abu Dhabi Presidential Flight
A6-YAS Abu Dhabi Presidential Flight
A4O-OMN Oman Royal Flight
A9C-HMK Bahrain Royal Flight
747-8 (to be delivered)
9K-GAA State of Kuwait
A7-HHE Qatar Amiri Flight
A6-PFA Abu Dhabi Amiri Flight
VQ-BSK for Sheikh Khalifa Bin Hamad Al Thani, Qatar
N458BJ Boeing Business Jets - future VVIP
A7-HJA Qatar Amiri Flight
N455BJ Boeing Business Jets - future VVIP
A4O-HMS Oman Royal Flight
any corrections, updates?