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Operational Bulletin No. 667 (1.V.1998) and Annexed List: List of international signalling point codes (ISPC) (According to ITU-T Recommendation Q.708) (Position on 1 May 1998)

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You are here Home > ITU Publications > Standardization (ITU-T) > Service Publications > Operational Bulletin > Operational Bulletin No. 667 (1.V.1998) and Annexed List: List of international signalling point codes (ISPC) (According to ITU-T Recommendation Q.708) (Position on 1 May 1998)

 Operational Bulletin No. 667 (1.V.1998) and Annexed List: List of international signalling point codes (ISPC) (According to ITU-T Recommendation Q.708) (Position on 1 May 1998)

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