Blaenau Gwent Communities^(6)# (register office website)

Abertillery Hebrew Congregation^(3,6,7)#
Brynmawr Hebrew Congregation^(3,5,6,7)#
Ebbw Vale Hebrew Congregation^(3,5,6,7)#
Llanhilloth (see Newbridge Hebrew Congregation)
Tredegar - Montefiore Centenary Synagogue^(3,5,6,7)#

Bridgend (register office website)

Bridgend Synagogue⁽³⁾
Porthcawl Hebrew Congregation

Caerphilly Communities^(6)# (register office website)

Abercarn (see Newbridge Hebrew Congregation)
Bargoed Hebrew Congregation^(3,7)#
Crosskeys (see Newbridge Hebrew Congregation)
Crumlin (see Newbridge Hebrew Congregation)
Newbridge Hebrew Congregation^(3,5,6,7)#
New Tredegar Hebrew Congregation^(3,6,7)#

Cardiff Community^(1,2,5,6)# (register office website)

Cardiff Beth Hamedrash^(7)#
Cardiff Hebrew Congregation^(4,6,7)#
Cardiff New Hebrew Congregation^(6,7)#
Cardiff Reform Synagogue*^(4,7)#
Cardiff United Synagogue*^(4,6,7)#
Roath Park Minyan^(7)#

Carmarthenshire Communities^(6)# (register office website)

Ammanford Hebrew Congregation⁽³⁾
Carmarthen Jewish Community^(1)#
Llanelli Synagogue^{(1,3,4,5,6,7)#}

Conwy Communities^(6)# (registration office website)

Colwyn Bay Hebrew Congregation^(7)#

Llandudno & Colwyn Bay Hebrew Congregation (formerly Llandudno Hebrew Congregation)*^(3,4,5,7)#

Llandudno second (WWII) congregation^#

Denbighshire (register office website)

Rhyl & District Hebrew Congregation^(3,5,7)#
Rhyl Hebrew Congregation (from WWII)^(3,7)#

Flintshire (register office website)

Synagogue at RAF Sealand^(7)#

Gwynedd (register office website)

Bangor Hebrew Congregation^(1,3,4,5,7)#

Merthyr Tydfil (register office website)

Merthyr Tydfil Hebrew Congregation^{(1,2,3,4,5,6,7)#}

Monmouthshire (registry office website)

Abertgavenny Jewish Community^(1)#

Neath Port Talbot Communities (register office website)

Aberavon and Port Talbot Synagogue⁽³⁾
Neath Synagogue^(1,5)
Ystalyfera Synagogue

Newport (registry office website)

Newport Synagogue^(1,3)

Pembrokeshire (register office website)

Haverfordwest Jewish Community^(1)#

Powys (register office website)

Welshpool Jewish Group*^#

Rhondda Cynon Taf Communities^(6)# (registrar's office website)

Aberdare Synagogue⁽³⁾
Penrhiwceiber Synagogue
Pontypridd Synagogue^(3,5)
Tonypandy Synagogue⁽⁵⁾
Treorchy Jewish Community

Swansea Community^(1,2,3,5,6)# (register office website)

Swansea Beth Hamedrash^(7)#
Swansea Hebrew Congregation*^{(2,3,4,5,6,7)#}

Torfaen (register office website)

Pontypool Synagogue^(1,5)

Vale of Glamorgan (register office website)

Barry Dock Hebrew Congregation⁽³⁾

Wrexham Community^(3,5)# (register office website)

Wrexham Old Congregation^(3,5,7)#
Wrexham Synagogue^(3,5,7)#