503 | First Ave. | Welland - Niagara Region Transit
King East / Sumach track and switch replacement project: Construction continues, TTC detouring cars, until "late September" - Transit Toronto - Weblog
503 Route: Schedules, Stops & Maps - Campus Universitario (Updated)
503 Route: Schedules, Stops & Maps - Allbrook (Updated)
Tolosa Park, Glenorchy, Moonah, New Town, North Hobart, Hobart - Metro Tasmania
503 Route: Schedules, Stops & Maps - C.U.G.I → Valea Adancă → Miroslava → Proselnici (Updated)
Route 503: Aldergrove / Surrey Central Station — TransitDB
Proposed Service Improvement: 503/E – Welcome to RTA
Red Arrow Route 503
Toronto Transit Commission route 503 'Kingston Rd' - CPTDB Wiki
EBS 503 bus - Netherlands
503 Route: Schedules, Stops & Maps - Troisdorf Spich Grundschule→Troisdorf Akazienweg (Updated)
AYearOfBuses 305: 503 Huddersfield - Halifax - Transport Designed
503 Route: Schedules, Stops & Maps - Stmc Transit Center→Stone Oak Park & Ride (Updated)
RTA of Central Maryland 503 bus - Baltimore
503 Route: Schedules, Stops & Maps - Autogara STP -> Electrica -> Sard -> Craiva -> Tibru (Updated)
503 Route: Schedules, Stops & Maps - Davies Transit Centre Bay K→Millbourne Road E & 38 Avenue (Updated)
Changes to Kingston Road, Dundas, Carlton and St. Clair Ave. W. Services (Revised) | Steve Munro
Melbourne on Transit: Timetable Tuesday #40: Route 503 - the "last mile" bus
Detour Route 503 > Pierce Transit
CTTransit New Britain 503 bus - Connecticut
503 Kingston Rd - Wikipedia
Coast Mountain Bus Company route 503 'Fraser Highway Express' - CPTDB Wiki
RTA Routes – Go Howard
503 Route: Schedules, Stops & Maps - Himlabacken (Updated)
