Looks like a major recast judging by these
PB0003954/764 Cancelled
GO NORTH EAST LIMITED
Route: DURHAM BUS STATION 'K' dep to BISHOP AUCKLAND BUS STATION
Service number: X21 (X21)
Service type: Normal Stopping
Effective date: 19 May 2019
PB0003954/683 Cancelled
GO NORTH EAST LIMITED
Route: Whitley Bay, Seafront/Park Avenue to Metrocentre Interchange
Service number: 11 (11A,)
Service type: Limited Stop, Normal Stopping
Effective date: 19 May 2019
PB0003954/802 Cancellation
GO NORTH EAST LIMITED
Route: Park Lane Interchange, Sunderland to Tunstall Bank Est, Ryhope via Ashbrooke, Leechmere Rd, Hollycarrside
Service number: 38,38C ()
Service type: Hail & Ride, Normal Stopping
Effective date: 19 May 2019
PB0003954/738 Cancelled
GO NORTH EAST LIMITED
Route: BISHOP AUCKLAND BUS STATION to BISHOP AUCKLAND BUS STATION
Service number: 18 (18)
Service type: Normal Stopping
Effective date: 19 May 2019
PB0003954/767 Cancelled
GO NORTH EAST LIMITED
Route: HARTLEPOOL, HISTORIC QUAY to Sunderland, Winter Gardens
Service number: X6 (X6)
Service type: Normal Stopping
Effective date: 19 May 2019
PB0003954/765 Cancelled
GO NORTH EAST LIMITED
Route: GRAMPIAN DR, HULME CRT to Sunderland, Winter Gardens
Service number: X7 (X7)
Service type: Normal Stopping
Effective date: 19 May 2019
PB0003954/804 Cancelled
GO NORTH EAST LIMITED
Route: Lloyds TSB Bank to CHESTER-LE-ST, CORALS arr via Fence Houses, Houghton Le Spring, Silsworth, Hylton Riverside
Service number: 36 (36)
Service type: Normal Stopping
Effective date: 19 May 2019
PB0003954/796 Cancelled
GO NORTH EAST LIMITED
Route: Pallion, Retail Park/Metro to Doxford International Techology Park
Service number: 593 ()
Service type: Normal Stopping
Effective date: 19 May 2019
PB0003954/780 Cancelled
GO NORTH EAST LIMITED
Route: Queen Elizabeth Drive, Easington Lane to The Limes, Barnwell via Hetton Le Hole, Newbottle, Shiney Row
Service number: 237 ()
Service type: Hail & Ride, Normal Stopping
Effective date: 19 May 2019
PB0003954/503 Cancelled
GO NORTH EAST LIMITED
Route: South Shields Market to South Tineside District Hospital via Marsden, Horsley Hill, Harton Nook
Service number: 516 ()
Service type: Hail & Ride, Normal Stopping
Effective date: 19 May 2019
PB0003954/734 Cancelled
GO NORTH EAST LIMITED
Route: Sunderland Docks, Barrack Street to South Hylton, Claxheugh Road
Service number: 8 ()
Service type: Normal Stopping
Effective date: 19 May 2019
RE: Go North East: Upcoming Service Changes v2