The old letters, new numbers and areas the buses serve are: In addition, SEPTA is introducing new graphics ... service and will be identified on maps and signs with a red or black background.

Riders should anticipate seeing both old and new signage during ... visibility and clarity. New maps and signs that show bus connections and highlight SEPTA’s most frequent bus lines.

Click here to view SEPTA’s new network map. Market-Frankford Line [L]The Market ... The five Subway-Surface Trolleys will be T1-T5, replacing the old route numbers in order from North to South.