So here is a full list of the Cambrian Series permanents. Some of the climbing figures are conservative. But that is part of the charm.
100s
CS1A: (AAA 2.25, 2,240m) Llandrindod Wells – Beulah – Tregaron – Rhayader – Llandrindod Wells (113k)
CS1B: (AAA 1.50, 1,580m) Llandrindod Wells – Clun – Newtown – Llandrindod Wells
CS1C: (AAA 0.00, 1,760m) Llandrindod Wells – Llanidloes – Machynlleth – Llanidloes – Llandrindod Wells (129k)
CS1D: (AAA 1.50, 1,560m) Bala – Llanfyllin – Mallwyd - Bala.
CS1E: (AAA 1.75, 1,650m) Cardigan – Haverfordwest – Newcastle Emlyn – Cardigan (109k)
200s
CS2A: (AAA 3.25, 3,200m) Monmouth - Hay - Llandrindod Wells - Llanwrtyd Wells - Brecon - Abergavenny - Monmouth.
CS2B: (AAA 1.50, 2,320m) Monmouth - Chepstow - Abergavenny - Brecon - Builth Wells - Hay-on-Wye - Monmouth. (1500 in 100km stretch)
CS2C: (AAA 3.25, 3,240m) New Quay - Newcastle Emlyn - Fishguard - Carmarthen - Llandeilo - Lampeter - New Quay.
CS2D: (AAA 3.50, 3,540m) New Quay - Tregaron - Rhayader - Llandrindod Wells - Builth Wells - Llanwrtyd Wells - Tregaron - Lampeter - New Quay.
CS2E: (AAA 3.75, 3,820m) Bala - Llanidloes - Knighton - Newtown - Bala.
CS2F: (AAA 3.00, 3,110m) Bala - Machynlleth - Llanidloes - Llanfyllin - Llangollen - Bala.
CS2G: (AAA 2.75, 2,800m) Bala - Festiniog - Conwy - Mold – Ruthin - Llangollen - Bala.
CS2H: (AAA 3.25, 3,315m) Hay-on-Wye - Knighton - Llanidloes - Llandrindod Wells - Llanwrtyd Wells – Brecon – Hay-on-Wye.
CS2J : (AAA 3.75, 3,650m) Dolgellau – Machynlleth – Llanidloes – Knighton – Clun – Dolgellau
300s
CS3A: (AAA 4.25, 4,230m) Monmouth - Chepstow - Abergavenny - Brecon - Llanwrtyd Wells - Tregaron - Rhayader - Hay-on-Wye - Monmouth.
CS3B: (AAA 4.75, 4,800m) New Quay - Newcastle Emlyn - Fishguard - Carmarthen - Llandeilo - Brecon - Llanwrtyd Wells - Lampeter -New Quay.
CS3C: (AAA 4.50, 4,500m) Aberystwyth - Tregaron - LLanwrtyd Wells - Hay-on-Wye - Knighton - Newtown - Machynlleth - Llanidloes - Aberystwyth.
CS3D: (AAA 0.00, 3,285m) Bala - Pwllheli - Bethesda - Llanrwst - Conwy - Mold – Prestatyn - Bala.
CS3E: (AAA 4.50, 4,620m) Bala - Llanfyllin - Llanidloes - Machynlleth - Bala - Ffestiniog - Betws-y-Coed - Denbigh - Bala.
400s
CS4A: (AAA 5.50, 5,400m) Llangollen - Prestatyn - Mold - Conwy - Ffestiniog - Bala - Llanidloes - Machynlleth - Llangollen.
CS4B: (AAA 5.50, 5,515m) Monmouth - Chepstow - Hay-on-Wye – Llanwrtyd Wells - Tregaron - Lampeter - New Quay - Llandeilo - Brecon - Monmouth.
CS4C: (AAA 7.00, 7,055m) Knighton - Brecon - Llanwrtyd Wells - Tregaron - Aberystwyth - Llanidloes – Bala - Llangollen – Llanfyllin - Llanidloes – Knighton (434km)
CS4D: (AAA 5.75, 5,805m) Monmouth - Hay-on-Wye - Tregaron - Fishguard - Llandeilo - Brecon - Monmouth.
CS4E: (AAA 6.00, 6,000m) Brecon - Knighton - Welshpool - Bala - Machynlleth - Rhayader - Tregaron - Hay-on-Wye- Brecon
CS4F : (AAA 6.75, 6,800m) Aberdare – Hay-on-Wye – Knighton – Llanidloes – Devils Bridge – Builth Wells – Aberaeron – Llandeilo – Aberdare
CS4G (AAA 6.75, 6,670m) Llanidloes – Bala - Montgomery – Corwen – Llansannan – Llanberis – Machynlleth - Llanidloes
600s
CS6A: (AAA 9.50, 9,425m) Monmouth - Llandeilo - Fishguard - Tregaron - Llanfyllin - Bala - Rhayader - Monmouth.
CS6B: (AAA 0.00, 6,575m) Chepstow - Hay-on-Wye - Montgomery - Mold - Conwy - Ffestiniog - Montgomery – Llanwrtyd Wells – Hay-on-Wye - Chepstow.
800
CS8A: (AAA 13.75, 13,670m) Llanidloes – Devils Bridge – Builth Wells – Aberaeron – Llandeilo – Aberdare – Hay-on-Wye – Knighton – Llanidloes – Bala – Montgomery – Corwen – Llansannan – Llanberis – Machynlleth - Llanidloes
PLus the mighty C10A (Details on Application)