The story
Founded by John W. Mackay in 1886.1
Private company
Postal Telegraph Company (Postal Telegraph & Cable Corporation) was a major operator of telegraph networks in the United States prior to its consolidation with Western Union in 1943. Postal partnered with Commercial Cable Company for overseas cable messaging. Postal was founded in the 1880s by John William Mackay, an entrepreneur who had made a fortune in silver mining in the Comstock Lode.2 It was founded by John W. Mackay.1 Wikipedia text CC BY-SA 4.0
Last updated Oct 21, 2026.
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Postal Telegraph Company (Postal Telegraph & Cable Corporation) was a major operator of telegraph networks in the United States prior to its consolidation with Western Union in 1943. Postal partnered with Commercial Cable Company for overseas cable messaging.2
Founded by John W. Mackay in 1886.1
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