Digital Mobile Billboards in Monongahela,Pa. offers full vibrant digital mobile billboards in the Monongahela,Pa. Area Many of our customers in the Monongahela,Pa.. area find our mobile digital Billboards are a very cost effective way to attract new customers. We offer a low hourly rate and no setup charges also there are no print charges. Also we have no commitment term contracts.. Simple BY THE HOUR. If your interested in seeing how low our hourly rates are for a mobile digital billboard in Monongahela,Pa.. please give Lee a call at (717) 525-3066 or email