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508217xxx Exchanges for MA

Exchange Circuit Company Zip Code
5082171xxxLandlineY-MAX Communications Corp. - MA02324
5082173xxxLandlineMCI Worldcom Communications, Inc. - MA02324
5082174xxxLandlineXO Massachusetts, Inc.02324
5082175xxxLandlineXO Massachusetts, Inc.02324
5082176xxxLandlineMegaclec, Inc.-MA02324
5082177xxxLandlineBandwidth.com CLEC, LLC - MA02324
5082178xxxLandlineY-MAX Communications Corp. - MA02324