GRG GPX Repeater Files for Area NI GB3TY 50.78MHz. 110.9 Carrickfergus Waypoint SymbolAndName GB3LY 145.6MHz. 110.9 Limavady N.I Waypoint SymbolAndName GB3PK 145.6625MHz. 110.9 Ballycastle NI Waypoint SymbolAndName GB3NI 145.725MHz. 110.9 Belfast N.I. Waypoint SymbolAndName GB3CP 145.7375MHz. 110.9 Fermanagh Waypoint SymbolAndName GB3WT 145.775MHz. 110.9 Omagh N.I Waypoint SymbolAndName GB3KK 430.975MHz. 110.9 Ballycastle Waypoint SymbolAndName GB3UL 433.05MHz. 110.9 Belfast N.I. Waypoint SymbolAndName GB3DX 433.3MHz. 110.9 Londonderry Waypoint SymbolAndName GB3OM 433.375MHz. 110.9 Omagh N.I Waypoint SymbolAndName GB7WT 439.6MHz. Omagh N.I Waypoint SymbolAndName GB3TX 1316MHz. Carrickfergus Waypoint SymbolAndName