Question about squawk codes

[EGNXR]

Am I right in thinking squawk codes are in batches dependant on which area of control the aircraft is operating?

And can anyone point me in the direction of where I could find such info on the web?

Many thanks John

[Keith L]

Hi John

The UK SSR Code Assignment plan is part of the IAIP available on the AIS Website

http://www.nats-uk.ead-it.com/aip/current/enr/EG_ENR_1_6_en.pdf

Regards

Keith

[EGNXR]

Thank you Keith