SECURITIES AND EXCHANGE COMMISSION

Washington, DC 20549

Form 6-K

Report of Foreign ~~Issuer~~IssuerPursuant to Rule 13a-16 or 15d-16 ofthe Securities Exchange Act of 1934

~~Pursuant~~For ~~to Rule 13a-16 or 15d-16 of~~ the ~~Securities~~month ~~Exchange Act~~ of: ~~1934~~June, 2005

~~For~~CALL-NET ENTERPRISES ~~the~~INC.(Name ~~month~~ of~~: May, 2005~~ registrant)

~~CALL-NET~~2235 Sheppard ~~ENTERPRISES~~Avenue ~~INC.~~EastSuite 1800North York, OntarioCanada M2J 5G1(Address of Principal Executive Officers)

(Name of registrant)

2235 Sheppard Avenue East Suite 1800 North York, Ontario Canada M2J 5G1 (Address of Principal Executive Officers)

Indicate by check mark whether the registrant files or will file annual reports under cover of Form 20-F or Form 40-F:


Form 20-F o		Form 40-F þ

Indicate by check mark whether the registrant by furnishing the information contained in this Form is also thereby furnishing the information to the SEC pursuant to Rule 12g3-2(b) under the Securities Exchange Act of 1934:


Yes o		No þ

If “Yes” is marked, indicate the file number assigned to the registrant in connection with Rule 12g3-2(b): N/A

SIGNATURE

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned, thereto duly authorized.

	CALL-NET ENTERPRISES INC.
Date: May 26, 2005	By:	/s/ Roy Graydon
Date: June 8, 2005	By:	/s/ Roy Graydon
		Name:	Roy Graydon
		Title:	Executive Vice President and Chief Financial Officer

EXHIBIT INDEX

Exhibit		Description of Exhibit
99.1		~~Notice~~Press Release dated June 8, 2005 — Date of ~~Special~~Hearing ~~Meeting~~of ~~and~~Application ~~Management~~for ~~Proxy~~Court ~~Circular~~Approval —of ~~May~~Call-Net 25Arrangement moved to June 30, 2005 from July 7, 2005
99.2		Proxy for Holders of Common Shares
99.3		Proxy for Holders of Class B Non-Voting Shares
99.4		Letter of Transmittal for the registered holders of Common Shares and Class B Non-Voting Shares
99.5		Officer's Certificate

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