COAST (Seacoast NH) operates 11 routes in Seacoast NH with 362 stops.
Routes and weekday frequency
Weekday midday frequency, by route
- 8 31–60
- 1 60+
- 2 no midday
Each route is judged by its slower direction. A dash means no sustained service in that period.
| Route | AM peak | Midday | PM peak | Evening | Overnight |
|---|---|---|---|---|---|
| 1 1 Dover / Somersworth / Berwick | every 60 min | every 60 min | Limited | — | Limited |
| 6 6 Farmington / Rochester | every 60 min | Limited | every 60 min | — | Limited |
| 12 12 Rochester / Somersworth / Dover | every 60 min | every 60 min | every 60 min | Limited | — |
| 13 13 Dover / Portsmouth | every 60 min | every 60 min | every 60 min | Limited | Limited |
| 14 14 Downtown Rochester / Park & Ride | every 60 min | every 60 min | every 60 min | Limited | — |
| 33 33 Downtown Dover / County Complex | every 60 min | Limited | Limited | Limited | — |
| 34 34 Downtown Dover / Knox Marsh Rd. | Limited | every 2 h | every 60 min | Limited | Limited |
| 40 40 Islington / Borthwick Trolley | every 60 min | every 60 min | every 60 min | — | — |
| 41 41 Lafayette Trolley | every 60 min | every 60 min | every 60 min | Limited | — |
| 43 43 Portsmouth / Newington | every 48 min | every 60 min | every 60 min | — | — |
| 44 44 Portsmouth / Kittery (Pnsy Gate 1) | Limited | every 60 min | every 60 min | Limited | — |
Nearby agencies in Greater Boston
Scheduled service, not live arrivals. Schedule refreshed Aug 10, 2026, valid through Dec 31, 2027. Atlas data release Oct 13, 2026. Official site: COAST (Seacoast NH).