Ensign Bus
- Fleet (79)
- Routes (21)
- Liveries (12)
- Historical fleets
- Blocks
- X1 Southend - Basildon - Lakeside (Boxing Day Only)
- X2 Southend - Basildon - Upminster
- 22 Purfleet-on-Thames Stn/ Aveley, Usk Road - Grays
- 22 (Purfleet) - Aveley - Lakeside - Grays
- 33 Chafford Hundred Stn - Grays
- 33 Chafford Hundred - Grays
- 44 Lakeside - Grays
- 44 Lakeside - Purfleet - Grays
- 73 Lakeside - Tilbury
- 73 Lakeside - Grays - Chadwell - Tilbury
- X80 Lakeside - Bluewater
- 83 Lakeside - Chadwell St Mary
- 83 Lakeside - Grays - Chadwell St Mary
- 88 Grays - Orsett Hospital
- 88 Orsett - Stifford Clays - Grays
- 99 Tilbury Ferry Terminal - Tilbury Ferry Terminal
- 99 Leigh on Sea - Southend - Shoeburyness (Open Top)
- 99 Tilbury Town and Ferry Circular
- 99OT Leigh-on-Sea - Shoeburyness
- C Shuttle C: Chelmsford Station - Chelmsford City Racecourse (Direct)
- x80 Lakeside - Bluewater
Ensign Bus
- Website
- ensignbus.com
- National operator code
- ENSB