UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 8-K

CURRENT REPORT

PURSUANT TO SECTION 13 OR 15(d) OF THE

SECURITIES EXCHANGE ACT OF 1934

Date of report (Date of earliest event reported): November 2, 2005

Arbinet-thexchange, Inc.

(Exact Name of Registrant as Specified in Charter)

Delaware	0-51063	13-3930916
(State or Other Jurisdiction of Incorporation)	(Commission File Number)	(IRS Employer Identification No.)

120 Albany Street; Tower II; Suite 450 New Brunswick, New Jersey	08901
(Address of Principal Executive Offices)	(Zip Code)

(732) 509-9100

(Registrant’s telephone number,

including area code)

Not applicable

(Former Name or Former Address, if Changed Since Last Report)

Check the appropriate box below if the Form 8-K is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions:

¨ Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425).

¨ Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12).

¨ Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b)).

¨ Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c)).

Item 2.02. Results of Operations and Financial Condition.

On November 2, 2005, Arbinet-thexchange, Inc., a Delaware corporation (the “Company”), issued a press release to report the Company’s financial results for the quarter ended September 30, 2005. The full text of the press release is attached to this current report on Form 8-K as Exhibit 99.1.*

Item 9.01. Financial Statements and Exhibits.

(c) Exhibits.

Exhibit No.	Description
99.1	Press Release of Arbinet-thexchange, Inc. dated November 2, 2005 reporting its financial results.

* The information in this Form 8-K shall not be deemed “filed” for purposes of Section 18 of the Securities Exchange Act of 1934 (the “Exchange Act”) or otherwise subject to the liabilities of that section, nor shall it be deemed incorporated by reference in any filing under the Securities Act of 1933 or the Exchange Act, except as expressly set forth by specific reference in such a filing.

SIGNATURES

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 hereunto duly authorized.

ARBINET-THEXCHANGE, INC.
By:		/S/    J. CURT HOCKEMEIER
	Name:	J. Curt Hockemeier
	Title:	President and Chief Executive Officer

Date: November 2, 2005