CEPT T/TPH 42 E-1988
County Direct Service or Direct Call to Foreign Operator
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CEPT T/TPH 42 E-1988
Standard No.
CEPT T/TPH 42 E-1988
Release Date
1988
Published By
Conference of European Post Telecommunication (CEPT)
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CEPT T/TPH 42 E-1988
CEPT T/TPH 42 E-1988 history
1988
CEPT T/TPH 42 E-1988
County Direct Service or Direct Call to Foreign Operator
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