Residents of Carmarthenshire, Neath Port Talbot, Pembrokeshire and Swansea will benefit from the Swansea Bay City Deal Digital programme, which covers all parts of Swansea Bay City.
Bydd trigolion Sir Gaerfyrddin, Castell-nedd Port Talbot, Sir Benfro ac Abertawe yn elwa o raglen Ddigidol Bargen Ddinesig Bae Abertawe, sy'n cwmpasu pob rhan o Ddinas Bae Abertawe.