Label

Element

Value

Risk/Return:

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Registrant Name

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OPPENHEIMER GOVERNMENT MONEY MARKET FUND

Prospectus Date

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Apr. 07, 2017

Supplement [Text Block]

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Oppenheimer Global Opportunities Fund

Oppenheimer Global Real Estate Fund

Oppenheimer Global Value Fund

Oppenheimer Gold & Special Minerals Fund

Oppenheimer Government Cash Reserves

Oppenheimer Government Money Market Fund

Oppenheimer Institutional Government Money Market Fund

Oppenheimer International Bond Fund

Oppenheimer International Diversified Fund

Oppenheimer International Growth and Income Fund

Oppenheimer International Growth Fund

Oppenheimer International Small-Mid Company Fund

Oppenheimer Limited-Term Bond Fund

Oppenheimer Limited-Term Government Fund

Oppenheimer Macquarie Global Infrastructure Fund

Oppenheimer Main Street Fund^®

Supplement dated April 10, 2017 to the Prospectus and Statement of Additional Information

This supplement amends the Prospectus and Statement of Additional Information (“SAI”) of each of the above-referenced Funds (each, a “Fund”), and is in addition to any other supplements.

Prospectus

1. All references in the Prospectus to the Sales Charge Waiver Appendix in the SAI are hereby revised to refer to the appendix to the prospectus titled “Special Sales Charge Arrangements and Waivers.”

OPPENHEIMER GLOBAL OPPORTUNITIES FUND | OPPENHEIMER GLOBAL OPPORTUNITIES FUND

Risk/Return:

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Supplement [Text Block]

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Oppenheimer Global Opportunities Fund

Supplement dated April 10, 2017 to the Prospectus and Statement of Additional Information

This supplement amends the Prospectus and Statement of Additional Information (“SAI”) of each of the above-referenced Funds (each, a “Fund”), and is in addition to any other supplements.

Prospectus

1. All references in the Prospectus to the Sales Charge Waiver Appendix in the SAI are hereby revised to refer to the appendix to the prospectus titled “Special Sales Charge Arrangements and Waivers.”

Oppenheimer Global Real Estate Fund | Oppenheimer Global Real Estate Fund

Risk/Return:

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Supplement [Text Block]

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Oppenheimer Global Real Estate Fund

Supplement dated April 10, 2017 to the Prospectus and Statement of Additional Information

This supplement amends the Prospectus and Statement of Additional Information (“SAI”) of each of the above-referenced Funds (each, a “Fund”), and is in addition to any other supplements.

Prospectus

1. All references in the Prospectus to the Sales Charge Waiver Appendix in the SAI are hereby revised to refer to the appendix to the prospectus titled “Special Sales Charge Arrangements and Waivers.”

Oppenheimer Global Value Fund | Oppenheimer Global Value Fund

Risk/Return:

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Supplement [Text Block]

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Oppenheimer Global Value Fund

Supplement dated April 10, 2017 to the Prospectus and Statement of Additional Information

This supplement amends the Prospectus and Statement of Additional Information (“SAI”) of each of the above-referenced Funds (each, a “Fund”), and is in addition to any other supplements.

Prospectus

1. All references in the Prospectus to the Sales Charge Waiver Appendix in the SAI are hereby revised to refer to the appendix to the prospectus titled “Special Sales Charge Arrangements and Waivers.”

OPPENHEIMER GOLD & SPECIAL MINERALS FUND | OPPENHEIMER GOLD & SPECIAL MINERALS FUND

Risk/Return:

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Supplement [Text Block]

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Oppenheimer Gold & Special Minerals Fund

Supplement dated April 10, 2017 to the Prospectus and Statement of Additional Information

This supplement amends the Prospectus and Statement of Additional Information (“SAI”) of each of the above-referenced Funds (each, a “Fund”), and is in addition to any other supplements.

Prospectus

1. All references in the Prospectus to the Sales Charge Waiver Appendix in the SAI are hereby revised to refer to the appendix to the prospectus titled “Special Sales Charge Arrangements and Waivers.”

OPPENHEIMER GOVERNMENT CASH RESERVES | OPPENHEIMER GOVERNMENT CASH RESERVES/CO/

Risk/Return:

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Supplement [Text Block]

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Oppenheimer Government Cash Reserves

Supplement dated April 10, 2017 to the Prospectus and Statement of Additional Information

This supplement amends the Prospectus and Statement of Additional Information (“SAI”) of each of the above-referenced Funds (each, a “Fund”), and is in addition to any other supplements.

Prospectus

1. All references in the Prospectus to the Sales Charge Waiver Appendix in the SAI are hereby revised to refer to the appendix to the prospectus titled “Special Sales Charge Arrangements and Waivers.”

OPPENHEIMER GOVERNMENT MONEY MARKET FUND | OPPENHEIMER GOVERNMENT MONEY MARKET FUND

Risk/Return:

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Supplement [Text Block]

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Oppenheimer Government Money Market Fund

Supplement dated April 10, 2017 to the Prospectus and Statement of Additional Information

This supplement amends the Prospectus and Statement of Additional Information (“SAI”) of each of the above-referenced Funds (each, a “Fund”), and is in addition to any other supplements.

Prospectus

1. All references in the Prospectus to the Sales Charge Waiver Appendix in the SAI are hereby revised to refer to the appendix to the prospectus titled “Special Sales Charge Arrangements and Waivers.”

Oppenheimer Institutional Government Money Market Fund | Oppenheimer Institutional Government Money Market Fund

Risk/Return:

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Supplement [Text Block]

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Oppenheimer Institutional Government Money Market Fund

Supplement dated April 10, 2017 to the Prospectus and Statement of Additional Information

This supplement amends the Prospectus and Statement of Additional Information (“SAI”) of each of the above-referenced Funds (each, a “Fund”), and is in addition to any other supplements.

Prospectus

1. All references in the Prospectus to the Sales Charge Waiver Appendix in the SAI are hereby revised to refer to the appendix to the prospectus titled “Special Sales Charge Arrangements and Waivers.”

OPPENHEIMER INTERNATIONAL BOND FUND | OPPENHEIMER INTERNATIONAL BOND FUND

Risk/Return:

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Supplement [Text Block]

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Oppenheimer International Bond Fund

Supplement dated April 10, 2017 to the Prospectus and Statement of Additional Information

This supplement amends the Prospectus and Statement of Additional Information (“SAI”) of each of the above-referenced Funds (each, a “Fund”), and is in addition to any other supplements.

Prospectus

1. All references in the Prospectus to the Sales Charge Waiver Appendix in the SAI are hereby revised to refer to the appendix to the prospectus titled “Special Sales Charge Arrangements and Waivers.”

Oppenheimer International Diversified Fund | Oppenheimer International Diversified Fund

Risk/Return:

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Supplement [Text Block]

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Oppenheimer International Diversified Fund

Supplement dated April 10, 2017 to the Prospectus and Statement of Additional Information

This supplement amends the Prospectus and Statement of Additional Information (“SAI”) of each of the above-referenced Funds (each, a “Fund”), and is in addition to any other supplements.

Prospectus

1. All references in the Prospectus to the Sales Charge Waiver Appendix in the SAI are hereby revised to refer to the appendix to the prospectus titled “Special Sales Charge Arrangements and Waivers.”

Oppenheimer International Growth & Income Fund | Oppenheimer International Growth & Income Fund

Risk/Return:

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Supplement [Text Block]

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Oppenheimer International Growth and Income Fund

Supplement dated April 10, 2017 to the Prospectus and Statement of Additional Information

This supplement amends the Prospectus and Statement of Additional Information (“SAI”) of each of the above-referenced Funds (each, a “Fund”), and is in addition to any other supplements.

Prospectus

1. All references in the Prospectus to the Sales Charge Waiver Appendix in the SAI are hereby revised to refer to the appendix to the prospectus titled “Special Sales Charge Arrangements and Waivers.”

OPPENHEIMER INTERNATIONAL GROWTH FUND | OPPENHEIMER INTERNATIONAL GROWTH FUND

Risk/Return:

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Supplement [Text Block]

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Oppenheimer International Growth Fund

Supplement dated April 10, 2017 to the Prospectus and Statement of Additional Information

This supplement amends the Prospectus and Statement of Additional Information (“SAI”) of each of the above-referenced Funds (each, a “Fund”), and is in addition to any other supplements.

Prospectus

1. All references in the Prospectus to the Sales Charge Waiver Appendix in the SAI are hereby revised to refer to the appendix to the prospectus titled “Special Sales Charge Arrangements and Waivers.”

Oppenheimer International Small-Mid Co Fund | OPPENHEIMER INTERNATIONAL SMALL-MID COMPANY FUND

Risk/Return:

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Supplement [Text Block]

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Oppenheimer International Small-Mid Company Fund

Supplement dated April 10, 2017 to the Prospectus and Statement of Additional Information

This supplement amends the Prospectus and Statement of Additional Information (“SAI”) of each of the above-referenced Funds (each, a “Fund”), and is in addition to any other supplements.

Prospectus

1. All references in the Prospectus to the Sales Charge Waiver Appendix in the SAI are hereby revised to refer to the appendix to the prospectus titled “Special Sales Charge Arrangements and Waivers.”

OPPENHEIMER LIMITED-TERM BOND FUND | OPPENHEIMER LIMITED-TERM BOND FUND

Risk/Return:

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Supplement [Text Block]

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Oppenheimer Limited-Term Bond Fund

Supplement dated April 10, 2017 to the Prospectus and Statement of Additional Information

This supplement amends the Prospectus and Statement of Additional Information (“SAI”) of each of the above-referenced Funds (each, a “Fund”), and is in addition to any other supplements.

Prospectus

1. All references in the Prospectus to the Sales Charge Waiver Appendix in the SAI are hereby revised to refer to the appendix to the prospectus titled “Special Sales Charge Arrangements and Waivers.”

OPPENHEIMER LIMITED-TERM GOVERNMENT FUND | OPPENHEIMER LIMITED TERM GOVERNMENT FUND

Risk/Return:

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Supplement [Text Block]

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Oppenheimer Limited-Term Government Fund

Supplement dated April 10, 2017 to the Prospectus and Statement of Additional Information

This supplement amends the Prospectus and Statement of Additional Information (“SAI”) of each of the above-referenced Funds (each, a “Fund”), and is in addition to any other supplements.

Prospectus

1. All references in the Prospectus to the Sales Charge Waiver Appendix in the SAI are hereby revised to refer to the appendix to the prospectus titled “Special Sales Charge Arrangements and Waivers.”

Oppenheimer Macquarie Global Infrastructure Fund | Oppenheimer Macquarie Global Infrastructure Fund

Risk/Return:

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Supplement [Text Block]

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Oppenheimer Macquarie Global Infrastructure Fund

Supplement dated April 10, 2017 to the Prospectus and Statement of Additional Information

This supplement amends the Prospectus and Statement of Additional Information (“SAI”) of each of the above-referenced Funds (each, a “Fund”), and is in addition to any other supplements.

Prospectus

1. All references in the Prospectus to the Sales Charge Waiver Appendix in the SAI are hereby revised to refer to the appendix to the prospectus titled “Special Sales Charge Arrangements and Waivers.”

OPPENHEIMER MAIN STREET FUNDS | Oppenheimer Main Street Fund

Risk/Return:

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Supplement [Text Block]

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Oppenheimer Main Street Fund^®

Supplement dated April 10, 2017 to the Prospectus and Statement of Additional Information

This supplement amends the Prospectus and Statement of Additional Information (“SAI”) of each of the above-referenced Funds (each, a “Fund”), and is in addition to any other supplements.

Prospectus

1. All references in the Prospectus to the Sales Charge Waiver Appendix in the SAI are hereby revised to refer to the appendix to the prospectus titled “Special Sales Charge Arrangements and Waivers.”