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+--- Thread: I have a vintage advertising sign? (/thread-158604.html)
I have a vintage advertising sign? - Betty - 05-23-2014 01:36 AM
from the Detroit area that has a 3 digit phone number on it. When were 3 digit phone numbers in use?
- Judy - 05-23-2014 01:41 AM
Likely a LONG time ago - our home phone in Ohio in the early 50's was 6 long.