telecommunications field, specifically OSP/pay phone fraud control and prevention services, operator and long distance services, prepaid telephone services, network, billing, clearing and validation services, directory assistance services, regulatory consulting and assistance services, and telephonic switching services

'assist':26,31 'bill':20 'clear':21 'consult':29 'control':7 'directori':25 'distanc':14 'field':2 'fraud':6 'long':13 'network':19 'oper':11 'osp/pay':4 'phone':5 'prepaid':16 'prevent':9 'regulatori':28 'servic':10,15,18,24,27,32,36 'specif':3 'switch':35 'telecommun':1 'telephon':17,34 'valid':23

TELTRUST

Owner

Goods & Services