The manager for XR0X is N7CQQ, but I find two (2) different postal zip codes listed for him. The XR0X web site has it as Laughlin, NV. 8902 8 . QRZ.COM has it as Laughlin, NV. 8902 9 . Does anyone know for certain which is correct ? Is the last digit 8 or 9 ? 73, Carl