Back to Directory Gregory Ashby REALTOR® Century 21 Altitude Real Estat Show phone numberTurn on JavaScript to see the phone number. Email Gregory Office phone Show office phoneTurn on JavaScript to see the phone number. Office address 5650 Allen Way #117, Castle Rock, CO, 80108 CallTurn on JavaScript to see the phone number. Email × Message Gregory Ashby They'll get your message by email — your info is only shared with them. Your Name Your Email Message Leave blank Protected by reCAPTCHA. Google’s Privacy Policy and Terms of Service apply. Send Message