UNITED STATES SECURITIES AND EXCHANGE COMMISSION
WASHINGTON, D.C. 20549
FORM 3
INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES
1. Name and Address of Reporting Person
Nafus, Edward C.
c/o CSG Systems International, Inc.
7887 E. Belleview Avenue
Suite 1000
Englewood, CO 80111
USA
2. Date of Event Requiring Statement (Month/Day/Year)
08/18/98
3. IRS or Social Security Number of Reporting Person (Voluntary)
###-##-####
4. Issuer Name and Ticker or Trading Symbol
CSG Systems International, Inc.
CSGS
5. Relationship of Reporting Person(s) to Issuer (Check all applicable)
( ) Director ( ) 10% Owner (X) Officer (give title below) ( ) Other
(specify below)
Executive Vice President
6. If Amendment, Date of Original (Month/Day/Year)
08/18/98
7. Individual or Joint/Group Filing (Check Applicable Line)
(X) Form filed by One Reporting Person
( ) Form filed by More than One Reporting Person
<TABLE>
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Table I -- Non-Derivative Securities Beneficially Owned |
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1. Title of Security |2. Amount of |3. Ownership |4. Nature of Indirect |
| Securities | Form: | Beneficial Ownership |
| Beneficially | Direct(D) or | |
| Owned | Indirect(I) | |
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<S> <C> <C> <C>
Common Stock |3,000 |D | |
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Table II -- Derivative Securitites Beneficially Owned |
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1.Title of Derivative |2.Date Exer- |3.Title and Amount | |4. Conver-|5. Owner- |6. Nature of Indirect |
Security | cisable and | of Underlying | |sion or |ship | Beneficial Ownership |
| Expiration | Securities | |exercise |Form of | |
| Date(Month/ |-----------------------|---------|price of |Deriv- | |
| Day/Year) | |Amount |deri- |ative | |
| Date | Expira- | |or |vative |Security: | |
| Exer- | tion | Title |Number of|Security |Direct(D) or | |
| cisable | Date | |Shares | |Indirect(I) | |
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<S> <C> <C> <C> <C> <C> <C> <C>
Nonqualified Stock Optio|* |8.18.08 |Common Stock |90,477 |$42.00 |D | |
ns | | | | | | | |
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Incentive Stock Options |* |8.18.08 |Common Stock |9,523 |$42.00 |D | |
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</TABLE>
Explanation of Responses:
* The options reported in Table II are exercisable in four equal installments
on 8.18.99, 8.18.2001, and 8.18.2002.