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TO-87-170
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Submission No.
TO-87-170 (Closed)
Style of Case
IN THE MATTER OF THE CALLING USAGE STUDY MANDATED BY THE REPORT AND ORDER ISSUED IN CASE NO. TO-86-8 TO BE PERFORMED IN THE FOLLOWING EXCHANGE GROUPING: BETWEEN SOUTHWESTERN BELL TELEPHONE COMPANY'S WALNUT GROVE EXCHANGE AND SOUTH- WESTERN BELL TELEPHONE COMPANY'S SPRINGFIELD EXCHANGE.
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