long distance telephone services, telephone operator services, operator assistance through live and automated operators, long distance calling services and call switching services for others

'assist':9 'autom':13 'call':17,20 'distanc':2,16 'live':11 'long':1,15 'oper':6,8,14 'other':24 'servic':4,7,18,22 'switch':21 'telephon':3,5

billing services for others, reporting services, preparing reports for others, operation of customer service support centers for others and telemarketing services

'bill':1 'center':16 'custom':13 'oper':11 'other':4,10,18 'prepar':7 'report':5,8 'servic':2,6,14,21 'support':15 'telemarket':20

OSC

Owners

Goods & Services