The 7th Street–Georgia Avenue Limited, designated as Route D4X, is a daily limited stop bus route that is operated by the Washington Metropolitan Area Transit Authority between Silver Spring station o
Route D4X at Silver Spring station
Former Route 79 in 2015
16th Street Limited
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The 16th Street Limited, designated Route D6X, is a daily limited stop Metrobus bus route operated by the Washington Metropolitan Area Transit Authority between Silver Spring station, which is served
7th Street–Georgia Avenue Limited
…between Silver Spring station and Archives station providing limited stop service along Georgia Avenue. While it was still route 79, it and the S9 (now D6X) were the only MetroExtra routes to have full-time service with all other MetroExtra routes operating only during weekday or weekday peak periods prior…
Route D6X on Pennsylvania Avenue near Federal Triangle in March 2026