I've also lived in Wallsend all my life, and these are the services I can remember:
Busways:
20: Wallsend - Benton
21/22 Wallsend - Throckley via Byker
34/35 Wallsend - Chapel House (I think)
49: Wallsend - Throckley via Cochrane Park and Gosforth
Go-Ahead Northern
301: Whitley Bay - Gateshead Metro and 1 bus an hour to the Metrocentre on Saturdays.
302: North Shields Ferry - Gateshead Metro.
304: Wallsend - Hadrian Park
305: Wallsend - Newcastle via Holy Cross and Hadrian Park
307: Wallsend - Newcastle via High Farm
319 Cramlington - Sunderland via Wallsend and Jarrow
321: Wallsend - High Farm
322: Wallsend - North Shields via Holy Cross
323: Wallsend - Benton Hypermarket
324: Wallsend - Wallsend via Willington Quay
337: Wallsend - Wallsend via High Farm
340/341 Wallsend - Wallsend circular via Battle Hill, Hadrian Park and Rosehill.
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RE: Go North East: Upcoming Service Changes