Dispatch :
Yellow:     312-829-4222
Checker:     312-243-2537
Blue Diamond:     312-226-8880
General Information :     312-225-7440
Customer Service :     312-881-3186
Driver Services :     312-225-7440
Human Resources :     312-225-7440

Affiliation Services :
Yellow Cab Affiliation:     773-907-0020
Checker Taxi Affiliation:     312-225-5411
Blue Diamond Taxi Assoc.:     312-881-3188
Advertising and Promotions :     914-462-1412 Marty Rolnick

ADDRESS:
Taxi Affiliation Services LLC.
2230 South Michigan Avenue Chicago,
Illinois 60616