and 
List of RTK correction services or NTRIP servers in {country}
RTK2GO, Free global community based correction network without quality of service, link
IGS, Free global low density high quality correction service, link
UNAVCO, Free global low density high quality correction service, link
UNAVCO, Free global low density high quality correction service, link
{PointPerfect}, {PP_desc}, {PP_url}
{National_RTK_Network}, {NationalRTK_desc}, {PP_url}
{N2}, {N2_desc}, {N2_url}
{N3}, {N3_desc}, {N3_url}
{N4}, {N4_desc}, {N4_url}
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