Philadelphia city telephone exchanges, prior to July 5, 1946



The tables that this page leads to give the exchanges in use in the city of Philadelphia, Pa. for the period between the start of dial-oriented listings and the change in July 1946 from three-letter to two-letter-one-digit exchanges. For the exchanges after July 1946, please see the section of this website devoted to the post-1946 Philadelphia exchanges.

Alphabetic table of exchange names
Numeric table of exchange names


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Last modified August 27, 2015.


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