This is a legitimate number but was spoofed in with the title "Work Options Gr"
This actual number was not the correct number calling.
I'm certain these people were not calling me.  I copied the real owners of this number and put it below and I plan on calling them tomorrow to tell them that criminals are using their phone number by spoofing it.

Colorado Regional Offices
Bright Horizons Family Solutions
2655 W. Midway Blvd.
Suite 330
Broomfield, CO 80020
phone: (303) 604-6545