Enw CanolfanCyfeiriadFfôn
GISDA 22/23 Y Maes
Caernarfon
Gwynedd
LL55 2NA 		01286 671153
Glantawe Outdoor Education Academy 1 Bryn Celyn
Pontardawe
Swansea
Neath Port Talbot
SA8 4LG 		01792865139
Gower College Swansea Tycoch Road
Swansea
SA2 9EB 		01792 284000
Greenhill School Heol Brynglas
Rhiwbina
Cardiff
CF14 6UJ 		02920693786
Groundwork North Wales 3-4 Plas Power Road
Tanyfron
Wrexham
LL11 5SZ 		01978 757524
Groundwork Wales Ty Mynyddislwyn Environment Centre
Bryn Road
Pontllanfraith
Blackwood
NP12 2BH 		01495 222605
Grŵp Llandrillo Menai Llandudno Road
Rhos On Sea
Colwyn Bay
LL28 4HZ 		01492 546666
Grŵp NPTC Group Dwr Y Felin Road
Neath
SA10 7RF 		01639 648000
Gwasanaeth Ieuenctid Gwynedd / Gwynedd Youth Service Gwynedd Council
Shirehall
Caernarfon
Gwynedd
LL55 1SH 		01286 679187
Gwernyfed High School Three Cocks
Brecon
LD3 0SE 		01497820445
H.M.P. Cardiff Education Department
1 Knox Road
Cardiff
CF24 0UG 		02920 923297
H.M.P. Swansea Oystermouth Learning & Development Centre
200 Oystermouth Road
Swansea
SA1 3SR 		01792 485300
Hafren Learning & Training Hafren Learning & Training Ltd
85 Caerwent Road
Croesyceiliog
Cwmbran
NP44 2QD 		 
Haverfordwest High VC School  
Hawthorn High School School Lane
Hawthorn
Pontypridd
CF37 5AL 		01443 841228
Health Education and Improvement Wales (HEIW) Ty Dysgu
Cefn Coed
Nantgarw
CF15 7QQ 		 
Heronsbridge School Ewenny Road
Bridgend
CF31 3HT 		01656 653974
Hillside Centre Neath Port Talbot County Borough Council Hillside Secure Centre
Off Burnside Road
Cimla
Neath
SA11 1UL 		01639 641648
HMP Usk, Prescoed and Cilwrgi Farm 47 Maryport Street
Usk
NP15 1XP 		01291 671680
Hwb y Gors Llwyn Hen
Cwmgors
SA18 1RF 		07480251570
Hywel Dda University Health Board Glien House
Glien Rd
Cillefwr Industrial Estate
Johnstown
SA31 3RB